Andreas Pommert Ulf Tiede Karl Heinz Höhne On the Accuracy of Isosurfaces in Tomographic Volume Visualization. 623-630 2002 conf/miccai/2002-2 MICCAI (2) http://link.springer.de/link/service/series/0558/bibs/2489/24890623.htm db/conf/miccai/miccai2002-2.html#PommertTH02