Doerfel, S. & Jäschke, R. (2013). An analysis of tag-recommender evaluation procedures. Proceedings of the 7th ACM conference on Recommender systems (p./pp. 343--346),Hong Kong, China: ACM.ISBN: 978-1-4503-2409-0 
, K. (2013). Internet-Graphen. Informatik-Spektrum, 36, 440-448.  doi: 10.1007/s00287-012-0654-z

Landia, N., Doerfel, S., Jäschke, R., Anand, S. S., Hotho, A. & Griffiths, N. (2013). Deeper Into the Folksonomy Graph: FolkRank Adaptations and Extensions for Improved Tag Recommendations. cs.IR, 1310.1498. 

Ghosh, R. & Lerman, K. (2009). Structure of Heterogeneous Networks .  (cite arxiv:0906.2212)

Noack, A. (2008). Modularity clustering is force-directed layout .  

Zhu, F., Chen, C., Yan, X., Han, J. & Yu, P. S. (2008). Graph OLAP: Towards Online Analytical Processing on Graphs. Proc. 2008 Int. Conf. on Data Mining (ICDM'08), Pisa, Italy, Dec. 2008., December, .

Hotho, A., Jдschke, R., Schmitz, C. & Stumme, G. (2006). Information Retrieval in Folksonomies: Search and Ranking. Proceedings of the 3rd European Semantic Web Conference (p./pp. 411-426),: Springer.

Schmitz, C., Hotho, A., Jäschke, R. & Stumme, G. (2006). Content Aggregation on Knowledge Bases using Graph Clustering. In Y. Sure & J. Domingue (eds.), The Semantic Web: Research and Applications (p./pp. 530-544),: Springer.

Brandes, U. & Willhalm, T. (2002). Visualization of bibliographic networks with a reshaped landscape metaphor. Proceedings of the symposium on Data Visualisation 2002 (p./pp. 159--ff),Barcelona, Spain: Eurographics Association.ISBN: 1-58113-536-X 

Eklund, P., Groh, B., Stumme, G. & Wille, R. (2000). Contextual-Logic Extension of TOSCANA.. In B. Ganter & G. W. Mineau (eds.), Conceptual Structures: Logical, Linguistic, and Computational (p./pp. 453-467),: Springer.

Prediger, S. & Wille, R. (1999). The Lattice of Concept Graphs of a Relationally Scaled Context. In W. M. Tepfenhart & W. R. Cyre (eds.), ICCS (p./pp. 401-414),: Springer.ISBN: 3-540-66223-5 

Wille, R. (1997). Conceptual Graphs and Formal Concept Analysis. In D. Lukose, H. Delugach, M. Keeler, L. Searle & J. F. Sowa (eds.), Conceptual Structures: Fulfilling Peirce's Dream (p./pp. 290--303),: Springer.

Stumme, G. & Wille, R. (1995). A Geometrical Heuristic for Drawing Concept Lattices. In R. Tamassia & I. Tollis (eds.), Graph Drawing (p./pp. 452-459),: Springer.