@INPROCEEDINGS{IMDSP98-westermann,
 author = {Westermann, R. AND Ertl, T.},
 title = "{Solid Texturing on a Per-Pixel Basis}",
 booktitle = {IEEE Multidimensional Digital Signal Processing '98, Conference Proceedings},
 year = {1998},
 pages = {48-55},
 organization = {IEEE},
}