J. Wu, K. Williams, H. Chen, M. Khabsa, C. Caragea, A. Ororbia, D. Jordan, и C. Giles. Proceedings of the Twenty-Eighth AAAI Conference on Artificial Intelligence and the Twenty-Sixth Innovative Applications of Artificial Intelligence Conference, Québec, Canada, стр. 2930--2937. Association for the Advancement of Artificial Intelligence, (июля 2014)
B. Hecht, и D. Gergle. Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (CHI '10), Atlanta, GA, USA, стр. 291--300. New York, ACM, (2010)
P. Joubert, и S. Roodt. Entertainment Computing -- ICEC 2009: 8th International Conference, Paris, France, том 5709 из Lecture Notes in Computer Science, Springer, Berlin, (2009)