@INPROCEEDINGS{schaffernicht11121,
author = {Mueller, Steffen and Schaffernicht, Erik and Scheidig, Andrea
and Boehme, Hans-Joachim and Gross, Horst-Michael},
title = {Are You Still Following Me?},
booktitle = {Europ. Conf. on Mobile Robots (ECMR)},
year = {2007},
pages = {211--216},
publisher = {Albert-Ludwigs-Universitaet Freiburg -- Universitaetsverlag}
}