Borhan Beigzadeh Majid Nili Ahmadabadi Ali Meghdari Adel Akbarimajd A dynamic object manipulation approach to dynamic biped locomotion. 570-582 2008 56 Robotics and Autonomous Systems 7 http://dx.doi.org/10.1016/j.robot.2007.11.002 db/journals/ras/ras56.html#BeigzadehAMA08