D. Liben-Nowell, and J. Kleinberg. Proceedings of the twelfth international conference on Information and knowledge management - CIKM \textquotesingle03, ACM Press, (2003)
D. Gibson, J. Kleinberg, and P. Raghavan. Proceedings of the ninth ACM conference on Hypertext and hypermedia : links, objects, time and space---structure in hypermedia systems links, objects, time and space---structure in hypermedia systems - HYPERTEXT \textquotesingle98, ACM Press, (1998)
G. Lee, S. Kang, and J. Whang. Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, ACM, (July 2019)