R. Lichtenwalter, J. Lussier, und N. Chawla. Proceedings of the 16th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Seite 243--252. New York, NY, USA, ACM, (2010)
J. Leskovec, L. Backstrom, R. Kumar, und A. Tomkins. Proceedings of the 14th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Seite 462--470. New York, NY, USA, ACM, (2008)
V. Leroy, B. Cambazoglu, und F. Bonchi. Proceedings of the 16th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, Seite 393--402. New York, NY, USA, ACM, (2010)
J. Cranshaw, E. Toch, J. Hong, A. Kittur, und N. Sadeh. Proceedings of the 12th ACM International Conference on Ubiquitous Computing, Seite 119--128. New York, NY, USA, ACM, (2010)