por Baraff, David [autor] | Witkin, Andrew [editor] | Kass, Michael [editor] | Barr, Alan [autor] | Siggraph International Conference On Computer Graphics And Interactive Techniques (18 : 1991 : Las Vegas Convention Center).
por Derose, Tony [autor] | Shoemake, Ken [editor] | Kass, Michael [autor] | Seberberg, Tom [autor] | Siggraph International Conference On Computer Graphics And Interactive Techniques (18 : 1991 : Las Vegas Convention Center).