M. Cha, A. Mislove, and K. Gummadi. WWW '09: Proceedings of the 18th international conference on World wide web, page 721--730. New York, NY, USA, ACM, (2009)
A. Dickinger, A. Scharl, H. Stern, A. Weichselbraun, and K. Wöber. Information and Communication Technologies in Tourism 2008, Proceedings
of the International Conference in Innsbruck, Austria, 2008, Springer, Vienna-New York, (2008)
A. Stewart, L. Chen, R. Paiu, and W. Nejdl. ADKDD '07: Proceedings of the 1st international workshop on Data mining and audience intelligence for advertising, page 46--54. New York, NY, USA, ACM, (2007)
E. Spertus, M. Sahami, and O. Buyukkokten. KDD '05: Proceedings of the eleventh ACM SIGKDD international conference on Knowledge discovery in data mining, page 678--684. New York, NY, USA, ACM, (2005)
X. Song, Y. Chi, K. Hino, and B. Tseng. CIKM '07: Proceedings of the sixteenth ACM conference on Conference on information and knowledge management, page 971--974. New York, NY, USA, ACM, (2007)
N. Agarwal, H. Liu, L. Tang, and P. Yu. WSDM '08: Proceedings of the international conference on Web search and web data mining, page 207--218. New York, NY, USA, ACM, (2008)
X. Song, Y. Chi, K. Hino, and B. Tseng. WWW '07: Proceedings of the 16th international conference on World Wide Web, page 191--200. New York, NY, USA, ACM, (2007)
J. Leskovec, L. Backstrom, and J. Kleinberg. KDD '09: Proceedings of the 15th ACM SIGKDD international conference on Knowledge discovery and data mining, page 497--506. New York, NY, USA, ACM, (2009)
H. Lang, G. Wohlgenannt, and A. Weichselbraun. International Conference on Information Resources Management (Conf-IRM), Vienna, Austria, AIS, (2012)Forthcoming (accepted 6 February 2012).