P. Singer, D. Helic, A. Hotho, и M. Strohmaier. International Conference on World Wide Web, стр. 1003--1013. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2015)
P. Singer, D. Helic, A. Hotho, и M. Strohmaier. Proceedings of the 24th International Conference on World Wide Web, стр. 1003--1013. Republic and Canton of Geneva, Switzerland, International World Wide Web Conferences Steering Committee, (2015)