@InProceedings{BU06:IRTG,
author = {Tom Bobach and Georg Umlauf},
title = {Natural neighbor interpolation and order of continuity},
booktitle = {GI Lecture Notes in Informatics, Visualization of Large and Unstructured Data Sets},
year = 2006,
editor = {H.~Hagen and A.~Kerren and P.~Dannenmann},
pages = {68-86}
}