1Kelk B. Three - Dimensional Modeling with Geoscientific Information System[ M ]. Dordrecht, Netherlands : Kluwer Academic Publisher, 1992.
2邬伦;刘瑜.地理信息系统-原理,方法,和应用[M]北京:科学出版社,2001.
3Marc van Kreveld. Digital Elevation Models:overview and selected TIN algorithms[M].Department of Computer Science Utrecht University,the Netherlands Course Notes for the CISM Advanced School on Algorithmic foundations of Geographical Information Systems,1996.
