I. Guy, I. Ronen, и E. Wilcox. Proceedings of the 14th International Conference on Intelligent User Interfaces, стр. 77--86. New York, NY, USA, ACM, (2009)
D. Bernhard, и I. Gurevych. Proceedings of the Third Workshop on Innovative Use of NLP for Building Educational Applications, стр. 44--52. Stroudsburg, PA, USA, Association for Computational Linguistics, (2008)
M. Ekstrand, M. Ludwig, J. Konstan, и J. Riedl. Proceedings of the Fifth ACM Conference on Recommender Systems, стр. 133--140. New York, NY, USA, ACM, (2011)