@article{BosOka2007ALR,
   title     = {A spoken language interface with a mobile robot},
   author    = {Bos, Johan and Oka, Tetsushi},
   journal   = {Artificial Life and Robotics},
   volume    = {11},
   number    = {1},
   pages     = {42--47},
   year      = {2007}
}