J. Mueller, S. Doerfel, M. Becker, A. Hotho, and G. Stumme. Proceedings of the Fifth ACM RecSys Workshop on Recommender Systems and the Social Web co-located with the 7th ACM Conference on Recommender Systems (RecSys 2013), CEUR-WS, (2013)
P. Singer, D. Helic, A. Hotho, and M. Strohmaier. Proceedings of the 24th International Conference on World Wide Web, page 1003--1013. International World Wide Web Conferences Steering Committee, (2015)
F. Figueiredo, B. Ribeiro, J. Almeida, and C. Faloutsos. Proceedings of the 25th international conference on world wide web, page 695--706. International World Wide Web Conferences Steering Committee, (2016)
Y. Haibo, X. Tao, J. Lu, and T. Gu. Proceedings of the 11th International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services, ICST, (2014)
V. Cerqueira, L. Torgo, F. Pinto, and C. Soares. Machine Learning and Knowledge Discovery in Databases, page 478--494. Cham, Springer International Publishing, (2017)