Aktar, S.S. et al. 2018. Farm size, productivity and efficiency nexus: The case of pangas fish farming in Bangladesh: Farm size, productivity and efficiency nexus of pangas fish farming. Journal of the Bangladesh Agricultural University. 16, 3 (Dec. 2018), 513–522. DOI:https://doi.org/10.3329/jbau.v16i3.39449.