Lorince, Jared, Zorowitz, Sam, Murdock, Jaimie and Todd, Peter. "“Supertagger” Behavior in Building Folksonomies." Paper presented at the meeting of the , 2014.

Cattuto, Ciro, Baldassarri, Andrea, Servedio, Vito D. P. and Loreto, Vittorio. "Vocabulary growth in collaborative tagging systems." Paper presented at the meeting of the , 2007.

Lee, Danielle H. and Brusilovsky, Peter. "Using self-defined group activities for improving recommendations in collaborative tagging systems." Paper presented at the meeting of the Proceedings of the fourth ACM conference on Recommender systems, New York, NY, USA, 2010.

Jonsson, Martin. "Using a Folksonomy Approach for Location Tagging in Community Based Presence Systems." Paper presented at the meeting of the Proceedings of the 2007 International Conference on Mobile Data Management, Washington, DC, USA, 2007.

Chi, Ed H. and Mytkowicz, Todd. "Understanding the efficiency of social tagging systems using information theory." Paper presented at the meeting of the Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, New York, NY, USA, 2008.

Jäschke, Robert, Hotho, Andreas, Schmitz, Christoph, Ganter, Bernhard and Stumme, Gerd. "TRIAS - An Algorithm for Mining Iceberg Tri-Lattices." Paper presented at the meeting of the Proceedings of the 6th IEEE International Conference on Data Mining (ICDM 06), Hong Kong, 2006.

Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "Trend Detection in Folksonomies." Paper presented at the meeting of the Proc. First International Conference on Semantics And Digital Media Technology (SAMT) , Heidelberg, 2006.

Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "Trend Detection in Folksonomies." Paper presented at the meeting of the Proc. First International Conference on Semantics And Digital Media Technology (SAMT) , Heidelberg, 2006.

Kim, Hak Lae, Scerri, Simon, Breslin, John G., Decker, Stefan and Kim, Hong Gee. "The State of the Art in Tag Ontologies: A Semantic Model for Tagging and Folksonomies." Paper presented at the meeting of the Proceedings of the 2008 International Conference on Dublin Core and Metadata Applications, Berlin, Deutschland, 2008.

Benz, Dominik, Hotho, Andreas, Jäschke, Robert, Krause, Beate, Mitzlaff, Folke, Schmitz, Christoph and Stumme, Gerd. "The Social Bookmark and Publication Management System BibSonomy." The VLDB Journal 19 , no. 6 (2010): 849--875.

Lipczak, Marek and Milios, Evangelos. "The Impact of Resource Title on Tags in Collaborative Tagging Systems." Paper presented at the meeting of the Proceedings of the 21st ACM Conference on Hypertext and Hypermedia, New York, NY, USA, 2010.

Krause, Beate, Schmitz, Christoph, Hotho, Andreas and Stumme, Gerd. "The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems." Paper presented at the meeting of the Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, 2008.

Krause, Beate, Schmitz, Christoph, Hotho, Andreas and Stumme, Gerd. "The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems." Paper presented at the meeting of the Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, 2008.

Jäschke, Robert, Eisterlehner, Folke, Hotho, Andreas and Stumme, Gerd. "Testing and Evaluating Tag Recommenders in a Live System." Paper presented at the meeting of the RecSys '09: Proceedings of the 2009 ACM Conference on Recommender Systems, New York, NY, USA, 2009.

Lee, Sun-Sook and Yong, Hwan-Seung. "TagPlus: A Retrieval System using Synonym Tag in Folksonomy." Paper presented at the meeting of the Proceedings of the 2007 International Conference on Multimedia and Ubiquitous Engineering, Washington, DC, USA, 2007.

Navarro Bullock, Beate, Jäschke, Robert and Hotho, Andreas. "Tagging data as implicit feedback for learning-to-rank." Paper presented at the meeting of the Proceedings of the ACM WebSci Conference, New York, NY, USA, 2011.

Jaeschke, Robert, Marinho, Leandro, Hotho, Andreas, Schmidt-Thieme, Lars and Stumme, Gerd. "Tag Recommendations in Folksonomies." Paper presented at the meeting of the Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität (LWA 2007), 2007.

Mueller, Juergen, Doerfel, Stephan, Becker, Martin, Hotho, Andreas and Stumme, Gerd. "Tag Recommendations for SensorFolkSonomies." Paper presented at the meeting of the Recommender Systems and the Social Web Workshop at 7th ACM Conference on Recommender Systems, RecSys 2013, Hong Kong, China -- October 12-16, 2013. Proceedings, Aachen, Germany, 2013.

Mueller, Juergen, Doerfel, Stephan, Becker, Martin, Hotho, Andreas and Stumme, Gerd. "Tag Recommendations for SensorFolkSonomies." Paper presented at the meeting of the Recommender Systems and the Social Web Workshop at 7th ACM Conference on Recommender Systems, RecSys 2013, Hong Kong, China -- October 12-16, 2013. Proceedings, 2013.

Mueller, Juergen, Doerfel, Stephan, Becker, Martin, Hotho, Andreas and Stumme, Gerd. "Tag Recommendations for SensorFolkSonomies." Paper presented at the meeting of the Recommender Systems and the Social Web Workshop at 7th ACM Conference on Recommender Systems, RecSys 2013, Hong Kong, China -- October 12-16, 2013. Proceedings, 2013.

Rezel, R. and Liang, S.. "SWE-FE: Extending folksonomies to the Sensor Web." Paper presented at the meeting of the 2010 International Symposium on Collaborative Technologies and Systems (CTS), 2010.

Cattuto, Ciro, Benz, Dominik, Hotho, Andreas and Stumme, Gerd. "Semantic Grounding of Tag Relatedness in Social Bookmarking Systems." Paper presented at the meeting of the The Semantic Web - ISWC 2008, 2008.

Cantador, Iván, Bellogín, Alejandro, Fernández-Tobías, Ignacio and López-Hernández, Sergio. "Semantic Contextualisation of Social Tag-Based Profiles and Item Recommendations." In E-Commerce and Web Technologies , edited by Christian Huemer, Thomas Setzer, Wil Aalst, John Mylopoulos, Michael Rosemann, Michael J. Shaw and Clemens Szyperski , 101--113. Berlin/Heidelberg: Springer, 2011.

Abbasi, Rabeeh and Staab, Steffen. "RichVSM: enRiched Vector Space Models for Folksonomies." Paper presented at the meeting of the HyperText'09: Proceedings of 20th ACM conference on Hypertext and Hypermedia, 2009.

Gemmell, Jonathan, Schimoler, Thomas, Mobasher, Bamshad and Burke, Robin. "Resource Recommendation in Collaborative Tagging Applications." In E-Commerce and Web Technologies , edited by Francesco Buccafurri and Giovanni Semeraro , 1--12. Berlin/Heidelberg: Springer, 2010.

Balby Marinho, L., Hotho, A., Jäschke, R., Nanopoulos, A., Rendle, S., Schmidt-Thieme, L., Stumme, G. and Symeonidis, P.. Recommender Systems for Social Tagging Systems. : Springer, 2012.

Balby Marinho, L., Hotho, A., Jäschke, R., Nanopoulos, A., Rendle, S., Schmidt-Thieme, L., Stumme, G. and Symeonidis, P.. Recommender Systems for Social Tagging Systems. : Springer, 2012.

Balby Marinho, L., Hotho, A., Jäschke, R., Nanopoulos, A., Rendle, S., Schmidt-Thieme, L., Stumme, G. and Symeonidis, P.. Recommender Systems for Social Tagging Systems. : Springer, 2012.

Bogers, Toine. "Recommender Systems for Social Bookmarking." PhD diss., Tilburg University, 2009.

Bogers, Toine. "Recommender Systems for Social Bookmarking." PhD diss., Tilburg University, 2009.

Benz, Dominik, Hotho, Andreas, Jäschke, Robert, Krause, Beate and Stumme, Gerd. "Query Logs as Folksonomies." Datenbank-Spektrum 10 , no. 1 (2010): 15--24.

Benz, Dominik, Hotho, Andreas, Jäschke, Robert, Krause, Beate and Stumme, Gerd. "Query Logs as Folksonomies." Datenbank-Spektrum 10 , no. 1 (2010): 15--24.

Helic, D., Strohmaier, M., Trattner, C., Muhr, M. and Lerman, K.. "Pragmatic Evaluation of Folksonomies." Paper presented at the meeting of the 20th International World Wide Web Conference (WWW2011), Hyderabad, India, March 28 - April 1, ACM, 2011.

Kim, Heung-Nam and El Saddik, Abdulmotaleb. "Personalized PageRank vectors for tag recommendations: inside FolkRank." Paper presented at the meeting of the Proceedings of the fifth ACM conference on Recommender systems, New York, NY, USA, 2011.

Clements, M.. "Personalization of Social Media." Paper presented at the meeting of the Proceedings of BCS IRSG Symposium: Future Directions in Information Access 2007, 2007.

Heckner, Markus, Heilemann, Michael and Wolff, Christian. "Personal Information Management vs. Resource Sharing: Towards a Model of Information Behaviour in Social Tagging Systems." Paper presented at the meeting of the Int'l AAAI Conference on Weblogs and Social Media (ICWSM), San Jose, CA, USA, 2009.

Rendle, Steffen and Schmidt-Thieme, Lars. "Pairwise interaction tensor factorization for personalized tag recommendation." Paper presented at the meeting of the Proceedings of the third ACM international conference on Web search and data mining, New York, NY, USA, 2010.

Konstas, Ioannis, Stathopoulos, Vassilios and Jose, Joemon M.. "On social networks and collaborative recommendation." Paper presented at the meeting of the Proceedings of the 32nd international ACM SIGIR conference on Research and development in information retrieval, New York, NY, USA, 2009.

Doerfel, Stephan, Zoller, Daniel, Singer, Philipp, Niebler, Thomas, Hotho, Andreas and Strohmaier, Markus Of course we share! Testing Assumptions about Social Tagging Systems. (2014). , cite arxiv:1401.0629 .

Schmitz, Christoph, Grahl, Miranda, Hotho, Andreas, Stumme, Gerd, Catutto, Ciro, Baldassarri, Andrea, Loreto, Vittorio and Servedio, Vito D. P.. "Network Properties of Folksonomies." Paper presented at the meeting of the Proc. WWW2007 Workshop ``Tagging and Metadata for Social Information Organization'', Banff, 2007.

Cattuto, Ciro, Schmitz, Christoph, Baldassarri, Andrea, Servedio, Vito D. P., Loreto, Vittorio, Hotho, Andreas, Grahl, Miranda and Stumme, Gerd. "Network Properties of Folksonomies." AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'' 20 , no. 4 (2007): 245-262.

Cattuto, Ciro, Schmitz, Christoph, Baldassarri, Andrea, Servedio, Vito D. P., Loreto, Vittorio, Hotho, Andreas, Grahl, Miranda and Stumme, Gerd. "Network Properties of Folksonomies." AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'' 20 , no. 4 (2007): 245-262.

Schmitz, Christoph, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "Mining Association Rules in Folksonomies." Paper presented at the meeting of the Data Science and Classification: Proc. of the 10th IFCS Conf., Berlin, Heidelberg, 2006.

Schmitz, Christoph, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "Mining Association Rules in Folksonomies." Paper presented at the meeting of the Data Science and Classification. Proceedings of the 10th IFCS Conf., Heidelberg, 2006.

Christiaens, Stijn. "Metadata Mechanisms: From Ontology to Folksonomy ... and Back." Paper presented at the meeting of the Lecture Notes in Computer Science: On the Move to Meaningful Internet Systems 2006: OTM 2006 Workshops, 2006.

Laniado, David and Mika, Peter. "Making Sense of Twitter.." Paper presented at the meeting of the International Semantic Web Conference (1), 2010.

Jäschke, Robert, Krause, Beate, Hotho, Andreas and Stumme, Gerd. "Logsonomy -- A Search Engine Folksonomy." Paper presented at the meeting of the Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), 2008.

Jäschke, Robert, Krause, Beate, Hotho, Andreas and Stumme, Gerd. "Logsonomy -- A Search Engine Folksonomy." Paper presented at the meeting of the Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), 2008.

Krause, Beate, Jäschke, Robert, Hotho, Andreas and Stumme, Gerd. "Logsonomy - Social Information Retrieval with Logdata." Paper presented at the meeting of the HT '08: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, New York, NY, USA, 2008.

Krause, Beate, Jäschke, Robert, Hotho, Andreas and Stumme, Gerd. "Logsonomy - Social Information Retrieval with Logdata." Paper presented at the meeting of the HT '08: Proceedings of the Nineteenth ACM Conference on Hypertext and Hypermedia, New York, NY, USA, 2008.

Lipczak, Marek and Milios, Evangelos. "Learning in efficient tag recommendation." Paper presented at the meeting of the Proceedings of the fourth ACM conference on Recommender systems, New York, NY, USA, 2010.

Cimiano, Philipp, Hotho, Andreas and Staab, Steffen. "Learning Concept Hierarchies from Text Corpora using Formal Concept Analysis." Journal on Artificial Intelligence Research 24 (2005): 305-339.

Böttger, Sebastian. "Konzept und Umsetzung eines Tag-Recommenders für Video-Ressourcen am Beispiel UniVideo." Masters thesis, Universität Kassel, 2012.

Hotho, Andreas, J?schke, Robert, Schmitz, Christoph and Stumme, Gerd. "Information Retrieval in Folksonomies: Search and Ranking." Paper presented at the meeting of the The Semantic Web: Research and Applications, Heidelberg, 2006.

Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "Information Retrieval in Folksonomies: Search and Ranking." Paper presented at the meeting of the The Semantic Web: Research and Applications, Heidelberg, 2006.

Abrams, David, Baecker, Ron and Chignell, Mark. "Information archiving with bookmarks: personal Web space construction and organization." Paper presented at the meeting of the Proceedings of the SIGCHI Conference on Human Factors in Computing Systems, New York, NY, USA, 1998.

Wartena, Christian and Wibbels, Martin. "Improving Tag-Based Recommendation by Topic Diversification." In Advances in Information Retrieval , edited by Paul Clough, Colum Foley, Cathal Gurrin, Gareth Jones, Wessel Kraaij, Hyowon Lee and Vanessa Mudoch , 43--54. Berlin/Heidelberg: Springer, 2011.

Wetzker, Robert, Zimmermann, Carsten, Bauckhage, Christian and Albayrak, Sahin. "I tag, you tag: translating tags for advanced user models." Paper presented at the meeting of the Proceedings of the third ACM international conference on Web search and data mining, New York, NY, USA, 2010.

Zubiaga, Arkaitz, Fresno, Victor, Martinez, Raquel and Garcia-Plaza, Alberto P.. "Harnessing Folksonomies to Produce a Social Classification of Resources." IEEE Transactions on Knowledge and Data Engineering 99 , no. PrePrints (2012): .

Domnguez Garca, Renato, Bender, Matthias, Anjorin, Mojisola, Rensing, Christoph and Steinmetz, Ralf. "FReSET: an evaluation framework for folksonomy-based recommender systems." Paper presented at the meeting of the Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web, New York, NY, USA, 2012.

Jäschke, Robert. "Formal concept analysis and tag recommendations in collaborative tagging systems." PhD diss., , 2011.

Jäschke, Robert. "Formal concept analysis and tag recommendations in collaborative tagging systems." PhD diss., , 2011.

Singer, Philipp, Niebler, Thomas, Hotho, Andreas and Strohmaier, Markus. "Folksonomies." In Encyclopedia of Social Network Analysis and Mining , 542--547. : Springer, 2014.

Gwizdka, Jacek and Cole, Michael. "Finding It on Google, Finding It on del.icio.us.." Paper presented at the meeting of the ECDL, 2007.

Landia, Nikolas, Anand, Sarabjot Singh, Hotho, Andreas, Jäschke, Robert, Doerfel, Stephan and Mitzlaff, Folke. "Extending FolkRank with content data." Paper presented at the meeting of the Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web, New York, NY, USA, 2012.

Yu, L., Li, Q., Xie, H. and Cai, Y.. "Exploring Folksonomy and Cooking Procedures to Boost Cooking Recipe Recommendation." Web Technologies and Applications (2011): 119--130.

Parra, Denis and Brusilovsky, Peter. "Evaluation of Collaborative Filtering Algorithms for Recommending Articles on CiteULike." Paper presented at the meeting of the Proceedings of the Workshop on Web 3.0: Merging Semantic Web and Social Web, 2009.

Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "Emergent Semantics in BibSonomy." Paper presented at the meeting of the Informatik 2006 -- Informatik für Menschen. Band 2, Bonn, 2006.

Landia, Nikolas, Doerfel, Stephan, Jäschke, Robert, Anand, Sarabjot Singh, Hotho, Andreas and Griffiths, Nathan. "Deeper Into the Folksonomy Graph: FolkRank Adaptations and Extensions for Improved Tag Recommendations." cs.IR 1310.1498 (2013): .

Landia, Nikolas, Doerfel, Stephan, Jäschke, Robert, Anand, Sarabjot Singh, Hotho, Andreas and Griffiths, Nathan. "Deeper Into the Folksonomy Graph: FolkRank Adaptations and Extensions for Improved Tag Recommendations." cs.IR 1310.1498 (2013): .

Landia, Nikolas, Doerfel, Stephan, Jäschke, Robert, Anand, Sarabjot Singh, Hotho, Andreas and Griffiths, Nathan. "Deeper Into the Folksonomy Graph: FolkRank Adaptations and Extensions for Improved Tag Recommendations." cs.IR 1310.1498 (2013): .

Szomszor, Martin, Cantador, Iván and Alani, Harith. "Correlating user profiles from multiple folksonomies." Paper presented at the meeting of the Hypertext, 2008.

Grahl, Miranda, Hotho, Andreas and Stumme, Gerd. "Conceptual Clustering of Social Bookmarking Sites." Paper presented at the meeting of the 7th International Conference on Knowledge Management (I-KNOW '07), Graz, Austria, 2007.

Grahl, Miranda, Hotho, Andreas and Stumme, Gerd. "Conceptual Clustering of Social Bookmarking Sites." Paper presented at the meeting of the 7th International Conference on Knowledge Management (I-KNOW '07), Graz, Austria, 2007.

Grahl, Miranda, Hotho, Andreas and Stumme, Gerd. "Conceptual Clustering of Social Bookmark Sites." Paper presented at the meeting of the Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007), 2007.

Zhang, Yin, Zhang, Bin, Gao, Kening, Guo, Pengwei and Sun, Daming. "Combining content and relation analysis for recommendation in social tagging systems." Physica A: Statistical Mechanics and its Applications 391 , no. 22 (2012): 5759 - 5768.

Angelova, Ralitsa, Lipczak, Marek, Milios, Evangelos and Prałat, Paweł. "Characterizing a social bookmarking and tagging network." Paper presented at the meeting of the Proceedings of the Mining Social Data Workshop (MSoDa), 2008.

Jäschke, Robert, Hotho, Andreas, Mitzlaff, Folke and Stumme, Gerd. "Challenges in Tag Recommendations for Collaborative Tagging Systems." In Recommender Systems for the Social Web , edited by José J. Pazos Arias, Ana Fernández Vilas and Rebeca P. Díaz Redondo , 65--87. Berlin/Heidelberg: Springer, 2012.

Jäschke, Robert, Hotho, Andreas, Mitzlaff, Folke and Stumme, Gerd. "Challenges in Tag Recommendations for Collaborative Tagging Systems." In Recommender Systems for the Social Web , edited by José J. Pazos Arias, Ana Fernández Vilas and Rebeca P. Díaz Redondo , 65--87. Berlin/Heidelberg: Springer, 2012.

Jäschke, Robert, Hotho, Andreas, Mitzlaff, Folke and Stumme, Gerd. "Challenges in Tag Recommendations for Collaborative Tagging Systems." In Recommender Systems for the Social Web , edited by José J. Pazos Arias, Ana Fernández Vilas and Rebeca P. Díaz Redondo , 65--87. Berlin/Heidelberg: Springer, 2012.

Yanbe, Yusuke, Jatowt, Adam, Nakamura, Satoshi and Tanaka, Katsumi. "Can social bookmarking enhance search in the web?." Paper presented at the meeting of the JCDL '07: Proceedings of the 2007 conference on Digital libraries, New York, NY, USA, 2007.

Hotho, Andreas, Jäschke, Robert, Schmitz, Christoph and Stumme, Gerd. "BibSonomy: A Social Bookmark and Publication Sharing System." Paper presented at the meeting of the Proceedings of the First Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures, Aalborg, 2006.

Peterson, Elaine. "Beneath the Metadata: Some Philosophical Problems with Folksonomy ." D-Lib Magazine 12 , no. 11 (2006): .

Peterson, Elaine. "Beneath the Metadata: Some Philosophical Problems with Folksonomy ." D-Lib Magazine 12 , no. 11 (2006): .

Aurnhammer, Melanie, Hanappe, Peter and Steels, Luc. "Augmenting Navigation for Collaborative Tagging with Emergent Semantics." Paper presented at the meeting of the , 2006.

Jäschke, Robert, Hotho, Andreas, Schmitz, Christoph and Stumme, Gerd. "Analysis of the Publication Sharing Behaviour in BibSonomy." Paper presented at the meeting of the Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), Berlin, Heidelberg, 2007.

Lorince, Jared, Joseph, Kenneth and Todd, PeterM.. "Analysis of Music Tagging and Listening Patterns: Do Tags Really Function as Retrieval Aids?." In Social Computing, Behavioral-Cultural Modeling, and Prediction , edited by Nitin Agarwal, Kevin Xu and Nathaniel Osgood , 141-152. : Springer International Publishing, 2015.

Zhou, Mianwei, Bao, Shenghua, Wu, Xian and Yu, Yong. "An Unsupervised Model for Exploring Hierarchical Semantics from Social Annotations." Paper presented at the meeting of the , 2008.

Gasevic, Dragan, Zouaq, Amal, Torniai, Carlo, Jovanovic, Jelena and Hatala, Marek. "An Approach to Folksonomy-based Ontology Maintenance for Learning Environments." IEEE Transactions on Learning Technologies 99 , no. 1 (2011): .

Doerfel, Stephan and Jäschke, Robert. "An analysis of tag-recommender evaluation procedures." Paper presented at the meeting of the Proceedings of the 7th ACM conference on Recommender systems, New York, NY, USA, 2013.

Plangprasopchok, Anon, Lerman, Kristina and Getoor, Lise. "A Probabilistic Approach for Learning Folksonomies from Structured Data." Paper presented at the meeting of the Proceedings of the 4th ACM Web Search and Data Mining Conference, 2010.

Pera, Maria Soledad and Ng, Yiu-Kai. "A personalized recommendation system on scholarly publications." Paper presented at the meeting of the Proceedings of the 20th ACM international conference on Information and knowledge management, New York, NY, USA, 2011.

Wetzker, Robert, Umbrath, Winfried and Said, Alan. "A hybrid approach to item recommendation in folksonomies." Paper presented at the meeting of the Proceedings of the WSDM '09 Workshop on Exploiting Semantic Annotations in Information Retrieval, New York, NY, USA, 2009.

Solskinnsbakk, Geir and Gulla, Jon. "A Hybrid Approach to Constructing Tag Hierarchies." In On the Move to Meaningful Internet Systems, OTM 2010 , edited by Robert Meersman, Tharam Dillon and Pilar Herrero , 975-982. Berlin / Heidelberg: Springer, 2010.

Krause, Beate, Hotho, Andreas and Stumme, Gerd. "A comparison of social bookmarking with traditional search." Paper presented at the meeting of the Proceedings of the IR research, 30th European conference on Advances in information retrieval, Berlin, Heidelberg, 2008.

Illig, Jens, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "A Comparison of Content-Based Tag Recommendations in Folksonomy Systems." Paper presented at the meeting of the Knowledge Processing and Data Analysis, Berlin/Heidelberg, 2011.

Illig, Jens, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "A Comparison of Content-Based Tag Recommendations in Folksonomy Systems." Paper presented at the meeting of the Knowledge Processing and Data Analysis, Berlin/Heidelberg, 2011.

Illig, Jens, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "A Comparison of Content-Based Tag Recommendations in Folksonomy Systems." Paper presented at the meeting of the Knowledge Processing and Data Analysis, Berlin/Heidelberg, 2011.

Illig, Jens, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "A Comparison of content-based Tag Recommendations in Folksonomy Systems." Paper presented at the meeting of the Postproceedings of the International Conference on Knowledge Processing in Practice (KPP 2007), 2011.

Illig, Jens, Hotho, Andreas, Jäschke, Robert and Stumme, Gerd. "A Comparison of content-based Tag Recommendations in Folksonomy Systems." Paper presented at the meeting of the Postproceedings of the International Conference on Knowledge Processing in Practice (KPP2007), to appear.