A new method for speeding up ray tracing NURBS surfaces. - Kaihuai Qin; Minglun Gong; Guan Youjiang; Wenping Wang (Comput. Graph., 1997)

Biorthogonal Wavelet Transforms and Applications Based on Generalized Progressive Catmull-Clark Subdivision with Shape Control. - Huayuan Guo; Guan Youjiang; Minchao Liu; Kaihuai Qin (IEEE Trans. Vis. Comput. Graph., 2019)