Mueller, J.; Doerfel, S.; Becker, M.; Hotho, A. & Stumme, G. (2013), Tag Recommendations for SensorFolkSonomies, in 'Recommender Systems and the Social Web Workshop at 7th ACM Conference on Recommender Systems, RecSys 2013, Hong Kong, China -- October 12-16, 2013. Proceedings', ACM, , pp. New York, NY, USA.

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

Jäschke, R.; Hotho, A.; Mitzlaff, F. & Stumme, G. (2012), Challenges in Tag Recommendations for Collaborative Tagging Systems, in José J. Pazos Arias; Ana Fernández Vilas & Rebeca P. Díaz Redondo, ed.,'Recommender Systems for the Social Web', Springer, Berlin/Heidelberg, pp. 65--87.

Illig, J.; Hotho, A.; Jäschke, R. & Stumme, G. (2011), A Comparison of Content-Based Tag Recommendations in Folksonomy Systems, in Karl Erich Wolff; Dmitry E. Palchunov; Nikolay G. Zagoruiko & Urs Andelfinger, ed.,'Knowledge Processing and Data Analysis', Springer, Berlin/Heidelberg, pp. 136--149.

Benz, D.; Hotho, A.; Jäschke, R.; Krause, B. & Stumme, G. (2010), 'Query Logs as Folksonomies', Datenbank-Spektrum 10(1), 15--24.

Cattuto, C.; Benz, D.; Hotho, A. & Stumme, G. (2008), Semantic Analysis of Tag Similarity Measures in Collaborative Tagging Systems, in 'Proceedings of the 3rd Workshop on Ontology Learning and Population (OLP3)'.

Jäschke, R.; Krause, B.; Hotho, A. & Stumme, G. (2008), Logsonomy -- A Search Engine Folksonomy, in 'Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008)', AAAI Press, .

Krause, B.; Hotho, A. & Stumme, G. (2008), A Comparison of Social Bookmarking  with Traditional Search, in Craig Macdonald; Iadh Ounis; Vassilis Plachouras; Ian Ruthven & Ryen W. White, ed.,'Advances in Information Retrieval, 30th European Conference on IR Research, ECIR 2008', Springer, Heidelberg, pp. 101-113.

Krause, B.; Jäschke, R.; Hotho, A. & Stumme, G. (2008), Logsonomy - Social Information Retrieval with Logdata, in 'HT '08: Proceedings of the Nineteenth ACM Conference on Hypertext and Hypermedia', ACM, New York, NY, USA, pp. 157--166.

Krause, B.; Schmitz, C.; Hotho, A. & Stumme, G. (2008), The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems, in 'Proc. of the Fourth International Workshop on  Adversarial Information Retrieval on the Web'.

Cattuto, C.; Schmitz, C.; Baldassarri, A.; Servedio, V. D. P.; Loreto, V.; Hotho, A.; Grahl, M. & Stumme, G. (2007), 'Network Properties of Folksonomies', AI Communications Journal, Special Issue on ``Network Analysis in Natural Sciences and Engineering'' 20(4), 245-262.

Grahl, M.; Hotho, A. & Stumme, G. (2007), Conceptual Clustering of Social Bookmark Sites, in Alexander Hinneburg, ed.,'Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007)', Martin-Luther-Universität Halle-Wittenberg, , pp. 50-54.

Grahl, M.; Hotho, A. & Stumme, G. (2007), Conceptual Clustering of Social Bookmarking Sites, in '7th International Conference on Knowledge Management (I-KNOW '07)', Know-Center, Graz, Austria, pp. 356-364.

Jaeschke, R.; Marinho, L.; Hotho, A.; Schmidt-Thieme, L. & Stumme, G. (2007), Tag Recommendations in Folksonomies, in Alexander Hinneburg, ed.,'Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität (LWA 2007)', Martin-Luther-Universität Halle-Wittenberg, , pp. 13-20.

Schmitz, C.; Grahl, M.; Hotho, A.; Stumme, G.; Catutto, C.; Baldassarri, A.; Loreto, V. & Servedio, V. D. P. (2007), Network Properties of Folksonomies, in 'Proc. WWW2007 Workshop ``Tagging and Metadata for Social Information Organization'''.

Hotho, A.; Jäschke, R.; Schmitz, C. & Stumme, G. (2006), BibSonomy: A Social Bookmark and Publication Sharing System, in Aldo de Moor; Simon Polovina & Harry Delugach, ed.,'Proceedings of the First Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures', Aalborg Universitetsforlag, Aalborg, pp. 87-102.

Hotho, A.; Jäschke, R.; Schmitz, C. & Stumme, G. (2006), Emergent Semantics in BibSonomy, in Christian Hochberger & Rüdiger Liskowsky, ed.,'Informatik 2006 -- Informatik für Menschen. Band 2', Gesellschaft für Informatik, Bonn.

Hotho, A.; Jäschke, R.; Schmitz, C. & Stumme, G. (2006), Information Retrieval in Folksonomies: Search and Ranking, in York Sure & John Domingue, ed.,'The Semantic Web: Research and Applications', Springer, Heidelberg, pp. 411-426.

Schmitz, C.; Hotho, A.; Jäschke, R. & Stumme, G. (2006), Mining Association Rules in Folksonomies, in V. Batagelj; H.-H. Bock; A. Ferligoj & A. Žiberna, ed.,'Data Science and Classification. Proceedings of the 10th IFCS Conf.', Springer, Heidelberg, pp. 261--270.

Schmitz, C.; Hotho, A.; Jäschke, R. & Stumme, G. (2006), Mining Association Rules in Folksonomies, in V. Batagelj; H.-H. Bock; A. Ferligoj & A. Ziberna, ed.,'Data Science and Classification: Proc. of the 10th IFCS Conf.', Springer, Berlin, Heidelberg, pp. 261--270.