Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.
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Hasenfratz, J., Lapierre, M., Holzschuch, N., and Sillion, F. A Survey of Real-Time Soft Shadow Algorithms. Computer Graphics Forum, Vol. 22, No. 4 (December 2003)