G. Xu, Y. Ma, W. Ma, G. Wang, J. Liu, и X. Liu. Software Engineering, Artificial Intelligences, Networking and Parallel/Distributed Computing, 2009. SNPD '09. 10th ACIS International Conference on, стр. 447-452. (мая 2009)
C. Xu, S. Cheung, X. Ma, C. Cao, и J. Lu. Proceedings of the Fourth Asia-Pacific Symposium on Internetware, стр. 1:1--1:10. New York, NY, USA, ACM, (2012)
G. Hua, M. Zhang, Y. Liu, S. Ma, и L. Ru. Proceedings of the 20th international conference companion on World wide web, стр. 59--60. New York, NY, USA, ACM, (2011)
B. Kay, и C. Watters. CHI '08: Proceeding of the twenty-sixth annual SIGCHI conference on Human factors in computing systems, стр. 1187--1196. New York, NY, USA, ACM, (2008)