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           Rao, K R
               NRSA technical reports \ K R Rao - Secunderabad : NRSA, 1977.
               V6. (vp.) - NRSA TR; 0061-0070 .
                Contents: V.7. Satellite remote sending survey of upper barak river watershed

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                Subjects: Remote sensing; Artificial satellites in surveying; Natural resources.