Algorithms and Sensors for Small Robot Path Following. - Robert W. Hogg; Arturo L. Rankin; Stergios I. Roumeliotis; Michael C. McHenry; Daniel M. Helmick; Charles F. Bergh; Larry H. Matthies (ICRA, 2002)

Towards a Substantially Autonomous Aerobot for Exploration of Titan. - Alberto Elfes; Jeffery L. Hall; James F. Montgomery; Charles F. Bergh; Brenda A. Dudik (ICRA, 2004)