1 Gafur, A.; Jensen, J. R.; Borggaard, O. K.; Petersen, L. 2003. Runoff and losses of soil and nutrients from small watersheds under shifting cultivation (Jhum) in the Chittagong hill tracts of Bangladesh. Journal of Hydrology, 274:30-46.
2 Borggaard, O. K.; Gafur, A.; Petersen, L. 2003. Sustainability appraisal of shifting cultivation in the Chittagong hill tracts of Bangladesh. Ambio, 32(2):118-123.