Development of a separable search-and-rescue robot composed of a mobile robot and a snake robot. - Tetsushi Kamegawa; Taichi Akiyama; Satoshi Sakai; Kento Fujii; Kazushi Une; Yongdong Wang; Yuto Matsumura; Toru Kishutani; Eiji Nose; Yusuke Yoshizaki; Akio Gofuku (Adv. Robotics, 2020)