Basu, S RSarkar, Subir2017-11-132017-11-131989https://ir.nbu.ac.in/handle/123456789/2333349p.enMahananda BasinGeo environmentA Geo- environmental Appraisal of The Upper Mahananda Basin of The Darjeeling Himalaya West BengalThesis106512TH 910.95414/S245g