J. Singh, and A. Anand. Proceedings of the 2017 Conference on Conference Human Information Interaction and Retrieval, page 361--364. New York, NY, USA, ACM, (2017)
T. Tran, C. Niederée, N. Kanhabua, U. Gadiraju, and A. Anand. Proceedings of the 24th ACM International on Conference on Information and Knowledge Management, CIKM 2015, Melbourne, VIC, Australia, October 19 - 23, 2015, page 1201--1210. (2015)