K. Dautenhahn, Human-robot interaction Denmark: The Interaction Design Foundation, 2014, ch. 38, [Online https://www.interaction-design.org/literature/book/the-encyclopedia-of-human-computer- interaction-2nd-ed/human-robot-interaction; accessed 01, 2016.

D. Vaufreydaz, W. Johal, and C. Combe, Starting engagement detection towards a companion robot using multimodal features, Robotics and Autonomous Systems, vol.75, pp.4-16, 2015.
DOI : 10.1016/j.robot.2015.01.004
URL : https://hal.archives-ouvertes.fr/hal-01122396

E. S. Kim, L. D. Berkovits, E. P. Bernier, D. Leyzberg, F. Shic et al., Social Robots as Embedded Reinforcers of Social Behavior in Children with Autism, Journal of Autism and Developmental Disorders, vol.45, issue.1, pp.1038-1049, 2013.
DOI : 10.1007/s10803-012-1645-2

P. Worthy, M. Boden, A. Karimi, J. Weigel, B. Matthews et al., Children's expectations and strategies in interacting with a wizard of oz robot Special Interest Group for Computer Human Interaction, ser. OzCHI '15, Proceedings of the Annual Meeting of the Australian, pp.608-612, 2015.

H. Gross, S. Mueller, C. Schroeter, M. Volkhardt, A. Scheidig et al., Robot companion for domestic health assistance: Implementation, test and case study under everyday conditions in private apartments, 2015 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pp.5992-5999, 2015.
DOI : 10.1109/IROS.2015.7354230

B. J. Scholl and P. D. Tremoulet, Perceptual causality and animacy, Trends in cognitive sciences, pp.299-309, 2000.
DOI : 10.1016/S1364-6613(00)01506-0

B. Friedman, P. H. Kahn-jr, and J. Hagman, Hardware companions?, Proceedings of the conference on Human factors in computing systems , CHI '03, pp.273-280, 2003.
DOI : 10.1145/642611.642660

L. D. Riek, T. C. Rabinowitch, B. Chakrabarti, and P. Robinson, Empathizing with robots: Fellow feeling along the anthropomorphic spectrum, 2009 3rd International Conference on Affective Computing and Intelligent Interaction and Workshops, pp.1-6, 2009.
DOI : 10.1109/ACII.2009.5349423

J. Broekens, M. Heerink, and H. , Assistive social robots in elderly care: a review, Gerontechnology, vol.8, issue.2, pp.94-103, 2009.
DOI : 10.4017/gt.2009.08.02.002.00

L. Damiano, P. Dumouchel, and H. Lehmann, Towards Human???Robot Affective Co-evolution Overcoming Oppositions in Constructing Emotions and Empathy, International Journal of Social Robotics, vol.173, issue.1, pp.7-18, 2014.
DOI : 10.1007/s12369-014-0258-7

J. Wrobel, M. Pino, P. Wargnier, and A. Rigaud, Robots and virtual agents to assist older adults: A review of present day trends in gerontechnology, {NPG} Neurologie

S. S. Kwak, Y. Kim, E. Kim, C. Shin, and K. Cho, What makes people empathize with an emotional robot?: The impact of agency and physical embodiment on human empathy for a robot, 2013 IEEE RO-MAN, pp.2013-180, 2013.
DOI : 10.1109/ROMAN.2013.6628441

M. Watanabe, K. Ogawa, and H. Ishiguro, Field study, Proceedings of the 2014 ACM/IEEE international conference on Human-robot interaction, HRI '14, pp.316-317, 2014.
DOI : 10.1145/2559636.2559811

J. Saez-pons, H. Lehmann, D. S. Syrdal, and K. Dautenhahn, Development of the sociability of nonanthropomorphic robot home companions, Development and Learning and Epigenetic Robotics (ICDL- Epirob), 2014 Joint IEEE International Conferences on, pp.111-116, 2014.

W. Johal, S. Pesty, G. Calvary, and R. , Towards companion robots behaving with style, The 23rd IEEE International Symposium on Robot and Human Interactive Communication, pp.1063-1068, 2014.
DOI : 10.1109/ROMAN.2014.6926393

R. Barraquand, Designing sociable technologies
URL : https://hal.archives-ouvertes.fr/tel-00721779

P. Wargnier, G. Carletti, Y. Laurent-corniquet, S. Benveniste, P. Jouvelot et al., Field evaluation with cognitively-impaired older adults of attention management in the Embodied Conversational Agent Louise, 2016 IEEE International Conference on Serious Games and Applications for Health (SeGAH), p.2016, 2016.
DOI : 10.1109/SeGAH.2016.7586282
URL : https://hal.archives-ouvertes.fr/hal-01266477

G. Hoffman, J. Forlizzi, S. Ayal, A. Steinfeld, J. Antanitis et al., Robot Presence and Human Honesty, Proceedings of the Tenth Annual ACM/IEEE International Conference on Human-Robot Interaction, HRI '15, pp.181-188, 2015.
DOI : 10.1145/2696454.2696487