Nasrin, Nishad, and Md. Ashikur Rahman. “Resource Use Efficiency in Rice Production: A Study on Gopalganj Sadar Upazila of Bangladesh”. Khulna University Business Review, vol. 10, no. 1-2, Aug. 2015, pp. 33-45, https://doi.org/10.35649/KUBR.2015.10.12.3.