@article{af-rorhp-89,
    author = "Akman, Varol and Franklin, Wm Randolph",
    title = "Representing Objects as Rays, or How to Pile up an Octree?",
    journal = "Computers and Graphics",
    volume = "13",
    number = "3",
    year = "1989",
    pages = "373--379",
    fulltext = "https://wrfranklin.org/p/64-cg89-rays.pdf",
    href = "\bibhref{64-cg89-rays}",
    mykey = "akman",
    keywords = "oct trees, measure, polyhedra, rays"
}