10027/15554 Jong-Kil. Lee Jong-Kil. Lee Instantaneous kinematics, motion planning and mechanical efficiency of a quadrupedal walking machine. University of Illinois at Chicago 2014 Engineering, Mechanical. 2014-03-18 00:00:00 Thesis https://indigo.uic.edu/articles/thesis/Instantaneous_kinematics_motion_planning_and_mechanical_efficiency_of_a_quadrupedal_walking_machine_/10923038 Instantaneous kinematics, motion planning and mechanical efficiency of a quadrupedal walking machine.