Design, implementation, and evaluation of an under-actuated miniature biped climbing robot. - Mark A. Minor; Hans Dulimarta; Girish D. Danghi; Ranjan Mukherjee; R. Lal Tummala; Dean M. Aslam (IROS, 2000)

Design, fabrication and testing of a smart robotic foot. - Dean M. Aslam; Girish D. Dangi (Robotics Auton. Syst., 2005)