A walking and wheeled hybrid locomotion with twin-frame structure robot. - Yusuke Ota; Kan Yoneda; Tatsuya Tamaki; Shigeo Hirose (IROS, 2002)

Development of walking manipulator with versatile locomotion. - Yusuke Ota; Tatsuya Tamaki; Kan Yoneda; Shigeo Hirose (ICRA, 2003)