[1]
A. Iwuji, C. U. Okereke, and C. O. Atuejide, “A Meta-Goal Programming Model with Lexicographic Achievement Function for Multi-Product Systems”, BJS, vol. 3, no. 1, pp. 170– 179, Jan. 2020, Accessed: Dec. 16, 2025. [Online]. Available: https://www.bjs-uniben.org/index.php/home/article/view/30