@InProceedings{GU06:SGP,
author    = {Ingo Ginkel and Georg Umlauf},
title     = {Loop subdivision with curvature control},
booktitle = {Eurographics Symposium on Geometry Processing},
year      = 2006,
publisher = {Eurographics},
editor    = {K.~Polthier and A.~Sheffer},
pages     = {163-171}
}