@ARTICLE{a.m.khamis2006human-robotinterfacesfor, TITLE = {Human-Robot Interfaces for Social Interaction}, JOURNAL = {International Journal of Robotics and Automation}, VOLUME = {0}, NUMBER = {}, PAGES = {0 - 0}, YEAR = {2006}, AUTHOR = {A.M. Khamis, M.A. Salichs} }