Seth J. Teller, Carlo H. Séquin. Constructing easily invertible Bezier surfaces that parameterize general quadrics. In Symposium on Solid Modeling and Applications. pages 303-315, 1991. [doi]
@inproceedings{TellerS91,
title = {Constructing easily invertible Bezier surfaces that parameterize general quadrics},
author = {Seth J. Teller and Carlo H. Séquin},
year = {1991},
doi = {10.1145/112515.112555},
url = {http://doi.acm.org/10.1145/112515.112555},
researchr = {https://researchr.org/publication/TellerS91},
cites = {0},
citedby = {0},
pages = {303-315},
booktitle = {Symposium on Solid Modeling and Applications},
}