How to sustain long-term interaction between children and ROBOSEM in english class.

Jeonghye Han Bokhyun Kang Seongju Park Seongwook Hong How to sustain long-term interaction between children and ROBOSEM in english class. 421-422 2012 HRI http://doi.acm.org/10.1145/2157689.2157828 conf/hri/2012 db/conf/hri/hri2012.html#HanKPH12