Gregory J. Ward, Francis M. Rubinstein, Robert D. Clear. A ray tracing solution for diffuse interreflection. In Richard J. Beach, editor, Proceedings of the 15st Annual Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 1988. pages 85-92, ACM, 1988. [doi]
@inproceedings{WardRC88,
title = {A ray tracing solution for diffuse interreflection},
author = {Gregory J. Ward and Francis M. Rubinstein and Robert D. Clear},
year = {1988},
doi = {10.1145/54852.378490},
url = {http://doi.acm.org/10.1145/54852.378490},
researchr = {https://researchr.org/publication/WardRC88},
cites = {0},
citedby = {0},
pages = {85-92},
booktitle = {Proceedings of the 15st Annual Conference on Computer Graphics and Interactive Techniques, SIGGRAPH 1988},
editor = {Richard J. Beach},
publisher = {ACM},
isbn = {0-89791-275-6},
}