No description available of Sudhanshu Kumar Semwal...
Semwal, Sudhanshu Kumar and Kvarnstrom, Hakan (1997): Directed safe zones and the dual extent algorithms for grid traversal during ray tracing. In: Graphics Interface 97 May 21-23, 1997, Kelowna, British Columbia, Canada. pp. 76-87. Available online
Dauenhauer, David Elliot and Semwal, Sudhanshu Kumar (1990): Approximate ray tracing. In: Graphics Interface 90 May 14-18, 1990, Halifax, Nova Scotia, Canada. pp. 75-82.
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