@inproceedings{DBLP:conf/iros/ChangLHL07,
  author    = {H. Jacky Chang and
               C. S. George Lee and
               Y. Charlie Hu and
               Yung-Hsiang Lu},
  title     = {Multi-robot SLAM with topological/metric maps},
  booktitle = {IROS},
  year      = {2007},
  pages     = {1467-1472},
  ee        = {http://dx.doi.org/10.1109/IROS.2007.4399142},
  crossref  = {DBLP:conf/iros/2007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/iros/2007,
  title     = {2007 IEEE/RSJ International Conference on Intelligent Robots
               and Systems, October 29 - November 2, 2007, Sheraton Hotel
               and Marina, San Diego, California, USA},
  booktitle = {IROS},
  publisher = {IEEE},
  year      = {2007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}