Free-roaming Planar Motors: Toward Autonomous Precision Planar Mobile Robots. - Tom Lauwers; Zack K. Edmondson; Ralph L. Hollis (ICRA, 2004)

TOMTAC: Translating Object Motion to Actuator Control. - Michael J. Wynblatt; Peter Krueger; Zack K. Edmondson; Holger Grzonka (ICRA, 2006)