A linear time exact hidden surface algorithm

@article{f-ltehs-80-in-geom,
    author = "Franklin, Wm Randolph",
    title = "A linear time exact hidden surface algorithm",
    booktitle = "Proc. SIGGRAPH '80",
    journal = "Comput. Graph.",
    volume = "14",
    number = "3",
    year = "1980",
    pages = "117--123",
    oldlabel = "geom-223",
    precedes = "f-ltehs-88",
    href = "\bibhref{7-siggraph80-linear-hsa}",
    keywords = "computer graphics, hidden line/surface elimination",
    mykey = "vis3dobj",
    portal = "\url{http://portal.acm.org/citation.cfm?id= 807480\&dl= GUIDE\&coll= GUIDE\&CFID= 52002891\&CFTOKEN= 56467748}"
}