Precomputed Safety Shapes for Efficient and Accurate Height-field Rendering
Lionel Baboud, Elmar Eisemann, Hans-Peter Seidel
Transactions on Visualization and Computer Graphics (TVCG)

BibTex
@ARTICLE{Baboud2011HeightField,author = {Lionel Baboud and Elmar Eisemann and Hans-Peter Seidel},
title = {Precomputed Safety Shapes for Efficient and Accurate Height-field Rendering},
journal = {Transactions on Visualization and Computer Graphics (TVCG)},
year = {2011},
volume = {99},
number = {}
}