Matthias Bein, Sven Havemann, André Stork, Dieter W. Fellner. Sketching Subdivision Surfaces. In Cindy Grimm, Joseph J. LaViola Jr., editors, Sketch Based Interfaces and Modeling, New Orleans, Louisiana, USA, 2009. Proceedings. pages 61-68, Eurographics Association, 2009. [doi]
Abstract is missing.