HASAN, M. B.; TOHA, M. An Improved Subgradiend Optimization Technique for Solving IPs with Lagrangean Relaxation. Dhaka University Journal of Science, [S. l.], v. 61, n. 2, p. 135–140, 2013. DOI: 10.3329/dujs.v61i2.17059. Disponível em: https://banglajol.info/index.php/DUJS/article/view/17059. Acesso em: 1 sep. 2024.