Barua, J. L., N. I. Khan, S. Barua, S. M. Mohsin, and M. R. Islam. “Cropping Pattern and Socio-Economic Study of Ethnic People in the Hilly Areas of Bangladesh”. The Agriculturists, vol. 13, no. 1, Jan. 2016, pp. 119-26, doi:10.3329/agric.v13i1.26555.