R. Yu, et al., “Use of a Therapeutic, Socially Assistive Pet Robot (PARO) in Improving Mood and Stimulating Social Interaction and Communication for People With Dementia: Study Protocol for a Randomized Controlled Trial,” JMIR research protocols, vol. 4, no. 2, 2015.
B. Mutlu, T. Shiwa, T. Kanda, H. Ishiguro, and N. Hagita, “Footing in human-robot conversations: how robots might shape participant roles using gaze cues,” in the 4th ACM/IEEE international conference on Human robot interaction, pp. 61-68, 2009.
M. Gharbi, et al., “Toward a better understanding of the communication cues involved in a human-robot object transfer,” in Robot and Human Interactive Communication (RO-MAN), 2015 24th IEEE International Symposium on, pp. 319-324, 2015.