D. Kosmopoulos, P. Doliotis, V. Athitsos, und I. Maglogiannis. Distributed, Ambient, and Pervasive Interactions: Proc.\ of the First International Conference (DAPI 2013), Las Vegas, NV, USA, 8028, Springer, Heidelberg, (2013)
M. Beetz, M. Buss, und D. Wollherr. KI 2007: Advances in Artificial Intelligence, Volume 4667 von Lecture Notes in Artificial Intelligence, Springer, Berlin, (2007)
L. Chen, J. Hoey, C. Nugent, D. Cook, und Z. Yu. IEEE Transactions on Systems, Man, and Cybernetics, Part C: Applications and Reviews, 42 (6):
790-808(November 2012)