Prasanth P The concept of nigrahasthanas in Indian logic with special reference to Dharmakirt's vadanyaya [Ph.D Thesis] - Kalady Sree Sankaracharya University of Sanskrit 2009 - 261p. ISBN: 0.00 Subjects--Personal Names: Dharmakirti PhilosophyLogic IndiaNyaya Philosophy Philosophy Dewey Class. No.: PSN 181.43 / PRA/C