An exact hidden sphere algorithm that operates in linear time

@article{f-ehsao-81,
    author = "Franklin, Wm Randolph",
    title = "An exact hidden sphere algorithm that operates in linear time",
    journal = "Comput. Graph. Image Process.",
    volume = "15",
    year = "1981",
    pages = "364--379",
    oldlabel = "geom-224",
    href = "\bibhref{8-cgip81-hsa}",
    succeeds = "f-ltehs-80",
    mykey = "vis3dobj",
    keywords = "computer graphics, hidden line/surface elimination"
}