1. Burgard, W., Cremers, A.B., Fox, D., Hähnel, D., Lakemeyer, G., Schulz, D., Steiner, W., Thrun, S.: Experiences with an interactive museum tour-guide robot. Artif. Intell. 114(1), 3–55 (1999)
2. Thrun, S., Bennewitz, M., Burgard, W., Cremers, A.B., Dellaert, F., Fox, D., Hahnel, D., Rosenberg, C., Roy, N., Schulte, J., Schulz, D.: MINERVA: a second-generation museum tour-guide robot. In: Proceedings of the 1999 IEEE International Conference on Robotics and Automation, vol. 3, no. May, pp. 1999–2005 (1999)
3. Yamazaki, A., Yamazaki, K., Kuno, Y., Burdelski, M., Kawashima, M., Kuzuoka, H.: Precision timing in human-robot interaction : coordination of head movement and utterance. In: Proceedings of the SIGCHI Conference on Human Factors in Computing Systems, pp. 131–139 (2008)
4. Pitsch, K., Gehle, R., Wrede, S.: Addressing multiple participants : a museum robot’ s gaze shapes visitor participation. In: International Conference on Social Robotics, pp. 587–588 (2013)
5. Yousuf, M.A., Kobayashi, Y., Kuno, Y., Yamazaki, A., Yamazaki, K.: How to move towards visitors: a model for museum guide robots to initiate conversation. In: 2013 IEEE RO-MAN, pp. 587–592 (2013)