Jonathan D. Cohen Dinesh Manocha Marc Olano Successive Mappings: An Approach to Polygonal Mesh Simplification with Guaranteed Error Bounds. 61 2003 13 Int. J. Comput. Geometry Appl. 1 http://www.worldscinet.com/ijcga/13/1301/S0218195903001074.html db/journals/ijcga/ijcga13.html#CohenMO03