J. Abernethy, O. Chapelle, и C. Castillo. Proceedings of the 4th International Workshop on Adversarial Information Retrieval on the Web, стр. 41--44. New York, NY, USA, ACM, (2008)
J. Illig, A. Hotho, R. Jäschke, и G. Stumme. Knowledge Processing and Data Analysis, том 6581 из Lecture Notes in Computer Science, стр. 136--149. Berlin/Heidelberg, Springer, (2011)
Y. Wu, Y. Yao, F. Xu, H. Tong, и J. Lu. Proceedings of the 25th ACM International on Conference on Information and Knowledge Management, стр. 2287--2292. New York, NY, USA, ACM, (2016)