@inproceedings{FZhang_GLPR_VRCIA06,
 author = {Fan Zhang and Leilei Xu and Chenjun Tao and Hanqiu Sun},
 title = {Generalized linear perspective shadow map reparameterization},
 booktitle = {VRCIA '06: Proceedings of the 2006 ACM international conference on Virtual reality continuum and its applications},
 year = {2006},
 isbn = {1-59593-324-7},
 pages = {339--342},
 location = {Hong Kong, China},
 doi = {http://doi.acm.org/10.1145/1128923.1128982},
 publisher = {ACM Press},
 address = {New York, NY, USA},
 }