Navigation using range images on a mobile robot. - Claus S. Andersen; Claus B. Madsen; Jan J. Sorensen; Niels O. Kirkeby; Judson P. Jones; Henrik I. Christensen (Robotics Auton. Syst., 1992)

Model-driven vision for in-door navigation. - Henrik I. Christensen; Niels O. Kirkeby; Steen Kristensen; Lars Knudsen; Erik Granum (Robotics Auton. Syst., 1994)