S. Xu, S. Bao, B. Fei, Z. Su, and Y. Yu. Proceedings of the 31st annual international ACM SIGIR conference on Research and development in information retrieval, page 155--162. New York, NY, USA, ACM, (2008)
A. Plangprasopchok, K. Lerman, and L. Getoor. Proceedings of the 16th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, page 949--958. New York, NY, USA, ACM, (2010)
F. Ma, W. Wang, and Z. Deng. Social Media Retrieval and Mining, volume 387 of Communications in Computer and Information Science, Springer, Berlin/Heidelberg, (2013)
T. Niebler, M. Becker, D. Zoller, S. Doerfel, and A. Hotho. Proceedings of the 25th ACM International on Conference on Information and Knowledge Management, page 2311--2316. New York, NY, USA, ACM, (2016)
C. Körner, R. Kern, H. Grahsl, and M. Strohmaier. Proceedings of the 21st ACM Conference on Hypertext and Hypermedia, page 157--166. New York, NY, USA, ACM, (2010)
R. Jäschke, L. Marinho, A. Hotho, L. Schmidt-Thieme, and G. Stumme. Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität (LWA 2007), page 13-20. Martin-Luther-Universität Halle-Wittenberg, (September 2007)
S. Doerfel, D. Zoller, P. Singer, T. Niebler, A. Hotho, and M. Strohmaier. 23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume, page 251--252. New York, NY, USA, ACM, (2014)