HAMEED, Abdul. Estimation of Productivity and Efficiency of Cotton Farmers in Pakistan: A Case Study of District Dera Ghazi Khan. Economic Journal of Nepal, [S. l.], v. 36, n. 1-2, p. 1–16, 2013. DOI: 10.3126/ejon.v36i1-2.75320. Disponível em: https://nepjol.info/index.php/EJON/article/view/75320. Acesso em: 22 feb. 2025.