Some Studies in Exact and Approximation Algorithms for Tree Search Problems http://127.0.0.1/xmlui/handle/123456789/5206 2026-04-17T18:03:55Z 2026-04-17T18:03:55Z Some Studies in Exact and Approximation Algorithms for Tree Search Problems Sarkar, Uttam Kumar http://127.0.0.1/xmlui/handle/123456789/5207 2015-10-12T07:30:49Z 1992-09-01T00:00:00Z Some Studies in Exact and Approximation Algorithms for Tree Search Problems Sarkar, Uttam Kumar 1992-09-01T00:00:00Z