The birth story of robot, IROBIQ for children's tolerance. - Jeonghye Han; Seungmin Lee; Eunja Hyun; Bokhyun Kang; Kyungchul Shin (RO-MAN, 2009)

A trial english class with a teaching assistant robot in elementary school. - Jeonghye Han; Seungmin Lee; Bokhyun Kang; Sungju Park; Jungkwan Kim; Myungsook Kim; Mihee Kim (HRI, 2010)

How to sustain long-term interaction between children and ROBOSEM in english class. - Jeonghye Han; Bokhyun Kang; Seongju Park; Seongwook Hong (HRI, 2012)