J. Leinonen, P. Ihantola, and A. Hellas. Proceedings of the Fourth (2017) ACM Conference on Learning @ Scale, page 101--109. New York, NY, USA, ACM, (2017)
J. Xie, B. Knijnenburg, and H. Jin. Proceedings of the 19th International Conference on Intelligent User Interfaces, page 189--198. New York, NY, USA, ACM, (2014)
F. Abel, J. Coi, N. Henze, A. Koesling, D. Krause, and D. Olmedilla. Web Information Systems and Technologies, 5th International Conference, WEBIST 2009, Lisbon, Portugal, March 23-26, 2009, Revised Selected Papers, volume 45 of Lecture Notes in Business Information Processing, page 142-156. Springer, (2010)
F. Abel, J. Coi, N. Henze, A. Koesling, D. Krause, and D. Olmedilla. WEBIST 2009 - Proceedings of the Fifth International Conference
on Web Information Systems and Technologies, Lisbon, Portugal,
March 23-26, 2009, page 184-191. INSTICC Press, (2009)