ADHIKARI, P.; THAPA, G. B. A Note on Feasibility and Optimality of Transportation Problem. Journal of the Institute of Engineering, [S. l.], v. 10, n. 1, p. 59–68, 2014. DOI: 10.3126/jie.v10i1.10879. Disponível em: https://www.nepjol.info/index.php/JIE/article/view/10879. Acesso em: 27 apr. 2024.