@InProceedings{LHU10,
author    = {Burkhard Lehner and Bernd Hamann and Georg Umlauf},
title     = {Generalized swap operation for tetrahedrizations},
booktitle = {Scientific Visualization: Advanced Concepts},
publisher = {Schloss Dagstuhl--Leibniz Center for Informatics},
year      = 2010,
editor    = {H.~Hagen},
pages     = {30-44}
}