Region filling operations for mobile robot using computer graphics. - Yuyu Huang; Zuo Llang Cao; Ernest L. Hall (ICRA, 1986)

Dynamic omnidirectional vision for mobile robots. - Zuo Llang Cao; Sung J. Oh; Ernest L. Hall (J. Field Robotics, 1986)

Region filling operations with random obstacle avoidance for mobile robots. - Zuo Llang Cao; Yuyu Huang; Ernest L. Hall (J. Field Robotics, 1988)