@INPROCEEDINGS{Einhorn-ECMR-2007,
author = {Einhorn, Erik and Schroeter, {\relax Ch}ristof and Boehme, Hans-Joachim
and Gross, Horst-Michael},
title = {A Hybrid Kalman Filter Based Algorithm for Real-Time Visual Obstacle
Detection},
booktitle = {Europ. Conf. on Mobile Robots (ECMR)},
year = {2007},
pages = {156--161},
publisher = {Albert-Ludwigs-Universitaet Freiburg -- Universitaetsverlag}
}