H. Le, S. Mayer, T. Kosch, and N. Henze. Proceedings of the 20th International Conference on Human-Computer Interaction with Mobile Devices and Services Adjunct, New York, NY, USA, ACM, (2018)
H. Le, S. Mayer, and N. Henze. Proceedings of the 24th International Conference on Intelligent User Interfaces, page 637--649. Marina del Ray, California, ACM, (2019)