Kim Miller Suneeta Ramaswami Peter Rousseeuw Joan Antoni Sellarès Diane L. Souvaine Ileana Streinu Anja Struyf Fast implementation of depth contours using topological sweep. 690-699 2001 conf/soda/2001 SODA http://dl.acm.org/citation.cfm?id=365411.365565 db/conf/soda/soda2001.html#MillerRRSSSS01