Computer Graphics Forum 1993 / CGF 12 - 4 

@article {N20095:1993,
author = {Sun, Jizhou and Zou, L.Q. and Grimsdale, R.L.},
title = {{The Determination of Form-Factors by Lookup Table}},
journal = {Computer Graphics Forum},
year = {1993},
editor = {},
volume = {12},
number = {4},
publisher = {Blackwell Science Ltd and the Eurographics Association},
pages = {191-198},
DOI = {10.1111/1467-8659.1240191}
}
@article {N20067:1993,
author = {Gargantini, I. and Atkinson, H. H.},
title = {{Ray Tracing an Octree: Numerical Evaluation of the First Intersection}},
journal = {Computer Graphics Forum},
year = {1993},
editor = {},
volume = {12},
number = {4},
publisher = {Blackwell Science Ltd and the Eurographics Association},
pages = {199-210},
DOI = {10.1111/1467-8659.1240199}
}
@article {N20037:1993,
author = {Tokumasu, Shinji and Harashima, Ichirou and Nakajima, Norihiro},
title = {{Spanning a C1-Surface over a Given Wireframe}},
journal = {Computer Graphics Forum},
year = {1993},
editor = {},
volume = {12},
number = {4},
publisher = {Blackwell Science Ltd and the Eurographics Association},
pages = {211-218},
DOI = {10.1111/1467-8659.1240211}
}
@article {N20009:1993,
author = {Wainer, Michael and Tan, Ting},
title = {{A Library for Developing PHIGS Programming Tools in a PEX Environment}},
journal = {Computer Graphics Forum},
year = {1993},
editor = {},
volume = {12},
number = {4},
publisher = {Blackwell Science Ltd and the Eurographics Association},
pages = {219-229},
DOI = {10.1111/1467-8659.1240219}
}