A Serpentine Robot Based on 3 DOF Coupled-driven Joint. - Shugen Ma; Guangping Lan; Yuki Tanabe; Ryo Sasaki; Kousuke Inoue (ROBIO, 2004)

Step-climbing analysis of a novel tracked robot. - Guangping Lan; Shugen Ma (ROBIO, 2005)

Quasi-Static Analysis of a Novel Crawler-Driven Robot Motion. - Guangping Lan; Shugen Ma (J. Robotics Mechatronics, 2006)

Development of a novel crawler mechanism with polymorphic locomotion. - Guangping Lan; Shugen Ma; Kousuke Inoue; Yoshio Hamamatsu (Adv. Robotics, 2007)