S. Nazema, S. Subhan, и S. Deshmukh. International Journal on Recent and Innovation Trends in Computing and Communication, 3 (3):
1662--1668(марта 2015)
H. Cheng, M. Rokicki, и E. Herder. Proceedings of the 25th Conference on User Modeling, Adaptation and Personalization, UMAP 2017, Bratislava, Slovakia, July 09 - 12, 2017, стр. 359--360. (2017)
C. Hess, K. Stein, и C. Schlieder. SAC '06: Proceedings of the 2006 ACM symposium on Applied computing, стр. 1865--1869. New York, NY, USA, ACM, (2006)