Charles T. Loop, Scott Schaefer, Tianyun Ni, Ignacio Castaño. Approximating subdivision surfaces with Gregory patches for hardware tessellation. ACM Trans. Graph., 28(5):151, 2009. [doi]
@article{LoopSNC09,
title = {Approximating subdivision surfaces with Gregory patches for hardware tessellation},
author = {Charles T. Loop and Scott Schaefer and Tianyun Ni and Ignacio Castaño},
year = {2009},
doi = {10.1145/1618452.1618497},
url = {http://doi.acm.org/10.1145/1618452.1618497},
researchr = {https://researchr.org/publication/LoopSNC09},
cites = {0},
citedby = {0},
journal = {ACM Trans. Graph.},
volume = {28},
number = {5},
pages = {151},
}