John K. Johnstone. The Bézier Tangential Surface System: a Robust Dual Representation of Tangent Space. Computing, 72(1-2):105-115, 2004. [doi]
@article{Johnstone04,
title = {The Bézier Tangential Surface System: a Robust Dual Representation of Tangent Space},
author = {John K. Johnstone},
year = {2004},
url = {http://www.springerlink.com/index/10.1007/s00607-003-0050-2},
researchr = {https://researchr.org/publication/Johnstone04},
cites = {0},
citedby = {0},
journal = {Computing},
volume = {72},
number = {1-2},
pages = {105-115},
}