G. Schröder, M. Thiele, and W. Lehner. Proceedings of the Workshop on User-Centric Evaluation of Recommender Systems and Their Interfaces, page 78--85. Chicago, USA, CEUR-WS, (October 2011)
T. Niebler, M. Becker, C. Pölitz, and A. Hotho. Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017), (2017)
T. Eliassi-Rad, and T. Critchlow. SAC '05: Proceedings of the 2005 ACM symposium on Applied computing, page 511--518. New York, NY, USA, ACM Press, (2005)