Victor, P., C. Cornelis, M. De Cock, and A. Teredesai. “A Comparative Analysis of Trust-Enhanced Recommenders for Controversial Items”. Proceedings of the International AAAI Conference on Web and Social Media, vol. 3, no. 1, Mar. 2009, pp. 342-5, doi:10.1609/icwsm.v3i1.13986.