Adaptive Grid for polyhedral visibility in object space, an implementation

@article{fa-agpvo-88-in-geom,
    author = "Franklin, Wm Randolph and Akman, Varol",
    title = "Adaptive Grid for polyhedral visibility in object space, an implementation",
    journal = "Computer Journal",
    volume = "31",
    number = "1",
    pages = "56-60",
    month = "February",
    year = "1988",
    href = "\bibhref{43-cj88-polyvis}",
    mykey = "akman vis3dobj",
    keywords = "computer graphics, hidden line/surface elimination"
}