@article{DBLP:journals/comgeo/GuptaJS96a,
  author    = {Prosenjit Gupta and
               Ravi Janardan and
               Michiel H. M. Smid},
  title     = {Fast Algorithms for Collision and Proximity Problems Involving
               Moving Geometric Objects},
  journal   = {Comput. Geom.},
  volume    = {6},
  year      = {1996},
  pages     = {371-391},
  ee        = {http://dx.doi.org/10.1016/0925-7721(95)00028-3},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}