Bashar Altakrouri, Andreas Schrader. Challenging Documentation Practices for Interactions in Natural User Interfaces. In Ronny Seiger, Bashar Altakrouri, Andreas Schrader, Thomas Schlegel, editors, Proceedings of the 1st Workshop on Large-scale and Model-based Interactive Systems: Approaches and Challenges, LMIS 2015, co-located with 7th ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS 2015), Duisburg, Germany, June 23, 2015. Volume 1380 of CEUR Workshop Proceedings, pages 29-34, CEUR-WS.org, 2015. [doi]