Kelvin Sung. Area Sampling Buffer: Tracing Rays with Z-Buffer Hardware. Comput. Graph. Forum, 11(3):299-310, 1992. [doi]
@article{Sung92, title = {Area Sampling Buffer: Tracing Rays with Z-Buffer Hardware}, author = {Kelvin Sung}, year = {1992}, url = {http://www.eg.org/EG/CGF/Volume11/Issue3/v12i3pp299-310_abstract.html}, researchr = {https://researchr.org/publication/Sung92}, cites = {0}, citedby = {0}, journal = {Comput. Graph. Forum}, volume = {11}, number = {3}, pages = {299-310}, }