ALAM, M. S.; QUAYUM, M. A.; ISLAM, M. A. The Changing Crop Production Practices Over the Years: the Mystery of Economics. Bangladesh Journal of Agricultural Research, [S. l.], v. 36, n. 4, p. 657–668, 2012. DOI: 10.3329/bjar.v36i4.11756. Disponível em: https://www.banglajol.info/index.php/BJAR/article/view/11756. Acesso em: 7 may. 2024.