Heinrich Müller. Realistic computer graphics and free form surfaces. Computer Aided Geometric Design, 5(3):187-193, 1988. [doi]
@article{Muller88:3,
title = {Realistic computer graphics and free form surfaces},
author = {Heinrich Müller},
year = {1988},
doi = {10.1016/0167-8396(88)90002-7},
url = {http://dx.doi.org/10.1016/0167-8396(88)90002-7},
researchr = {https://researchr.org/publication/Muller88%3A3},
cites = {0},
citedby = {0},
journal = {Computer Aided Geometric Design},
volume = {5},
number = {3},
pages = {187-193},
}