Jinyuan Jia Kai Tang Ajay Joneja Ki-Wan Kwok Computing Planar Sections of Surfaces of Revolution with Revolute Quadric Decomposition. 77-86 2004 conf/smi/2004 SMI http://doi.ieeecomputersociety.org/10.1109/SMI.2004.22 db/conf/smi/smi2004.html#JiaTJK04