Wei-Min Shen Jafar Adibi Rogelio Adobbati Bonghan Cho Ali Erdem Hadi Moradi Behnam Salemi Sheila Tejada Building integrated Mobile Robots for Soccer Competition. 2613-2618 1998 conf/icra/1998 ICRA db/conf/icra/icra1998-3.html#ShenAACEMST98 http://dx.doi.org/10.1109/ROBOT.1998.680736