Yunhao Tan Jing Hua Hong Qin Dynamic spherical volumetric simplex splins with application in biomedical simulation. 103-114 2008 Symposium on Solid and Physical Modeling http://doi.acm.org/10.1145/1364901.1364917 conf/sma/2008 db/conf/sma/spm2008.html#TanHQ08