@INPROCEEDINGS{Volkhardt-SMC-2013a,
  author = {Volkhardt, Michael and Gross, Horst-Michael},
  title = {Finding People in Apartments with a Mobile Robot},
  booktitle = {IEEE Int. Conf. on Systems, Man, and Cybernetics (SMC)},
  year = {2013},
  pages = {4348--4353},
  publisher = {IEEE}
}