SemwalK97'

@inproceedings{DBLP:conf/graphicsinterface/SemwalK97,
  author    = {Sudhanshu Kumar Semwal and
               Hakan Kvarnstrom},
  title     = {Directed Safe Zones and the Dual Extent Algorithms for Efficient
               Grid Traversal during Ray Tracing},
  booktitle = {Graphics Interface},
  year      = {1997},
  pages     = {76-87},
  crossref  = {DBLP:conf/graphicsinterface/1997},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/graphicsinterface/1997,
  editor    = {Wayne A. Davis and
               Marilyn M. Mantei and
               R. Victor Klassen},
  title     = {Proceedings of the Graphics Interface 1997 Conference, May
               21-23, 1997, Kelowna, BC, Canada},
  booktitle = {Graphics Interface},
  publisher = {Canadian Human-Computer Communications Society},
  year      = {1997},
  isbn      = {0-9695338-6-1},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}