Collision avoidance in a behavior-based mobile robot design. - Alois A. Holenstein; Essam Badreddin (ICRA, 1991)

Reflexive collision avoidance in a recursive architecture. - Essam Badreddin; Alois A. Holenstein (Robotics Auton. Syst., 1991)

Mobile robot localization in a structured environment cluttered with obstacles. - Alois A. Holenstein; Markus A. Müller; Essam Badreddin (ICRA, 1992)