@inproceedings{ffhl-vemsa-02 
, author =  "E. Flato and E. Fogel and D. Halperin and E. Leiserowitz" 
, title =   "Video: Exact Minkowski Sums and Applications" 
, booktitle = "Proc. 18th ACM Symposium on Computational Geometry" 
, site =    "Barcelona" 
, year =    2002 
, pages =   "273--274" 
}