Industrial Robot Navigation and Obstacle Avoidance Employing Fuzzy Logic. - Panagiotis G. Zavlangas; Spyros G. Tzafestas (J. Intell. Robotic Syst., 2000)

Integration of Topological and Metric Maps for Indoor Mobile Robot Path Planning and Navigation. - Panagiotis G. Zavlangas; Spyros G. Tzafestas (SETN, 2002)