A. Vogl, P. Parzer, T. Babic, J. Leong, A. Olwal, and M. Haller. CHI '17: Proceedings of the 35th international conference extended abstracts on Human factors in computing systems, Denver, CO, USA, ACM, (2017)
P. Parzer, K. Probst, T. Babic, C. Rendl, A. Vogl, A. Olwal, and M. Haller. Proceedings of the 34st international conference extended abstracts on Human factors in computing systems, page 3754 -- 3757. San Jose, California, USA, (May 2016)