Volume 26, Issue 9, September 2013, Pages 1059-1066
Mangey Ram; Amit Kumar
Volume 24, Issue 4, November 2011, Pages 395-402
S Chaube; Mangey Ram; S. B. Singh
Volume 20, Issue 3, October 2007, Pages 243-250
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Volume 12, Issue 3, August 1999, Pages 155-164
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