D. Shahaf, J. Yang, C. Suen, J. Jacobs, H. Wang, и J. Leskovec. Proceedings of the 19th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, стр. 1097--1105. New York, NY, USA, ACM, (2013)
D. Shahaf, C. Guestrin, и E. Horvitz. Proceedings of the 21st International Conference on World Wide Web, стр. 899--908. New York, NY, USA, ACM, (2012)
A. Balali Moghaddam, J. Svendsen, M. Tory, и A. Branzan Albu. Proceedings of the 2011 annual conference extended abstracts on Human factors in computing systems, стр. 2347--2352. New York, NY, USA, ACM, (2011)
B. Preim, и R. Dachselt. Springer, Berlin, (2010)http://www.springerlink.com.ezproxy.fh-htwchur.ch/content/978-3-642-05401-3/#section=774536&page=6&locus=93.