Integration of parametric geometry and non-manifold topology in geometric modeling.

Jyun-Ming Chen E. Levent Gürsöz Fritz B. Prinz Integration of parametric geometry and non-manifold topology in geometric modeling. 53-64 1993 Solid Modeling and Applications http://doi.acm.org/10.1145/164360.164381 db/conf/sma/sma1993.html#ChenGP93