@book{TUW-119332, author = {Pfeifer, Norbert}, title = {3D Terrain Models on the Basis of a Triangulation}, publisher = {Geowissenschaftliche Mitteilungen, Heft 65}, year = {2002}, numpages = {127}, url = {http://publik.tuwien.ac.at/files/PubDat_119332.pdf}, isbn = {3-9500791-7-3} }