P. Schaer, and M. Neumann. Experimental IR Meets Multilinguality, Multimodality, and Interaction 8th International Conference of the CLEF Association, CLEF 2017, Dublin, Ireland, September 11-14, 2017, Proceedings, volume 10456 of Lecture Notes in Computer Science, page 152-158. Springer International Publishing, (2017)
M. Neumann, C. Michels, P. Schaer, and R. Schenkel. JCDL '18 Proceedings of the 18th ACM/IEEE on Joint Conference on Digital Libraries, page 45-48. New York, NY, USA, ACM, (2018)