Hasannejad, M. and Hosseini, S. (2011) “A COMPARATIVE STUDY ON CLASSICAL AND META-HEURISTIC OPTIMIZATION METHODS IN CELL FORMATION PROBLEM”, Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), 2(1), pp. 197–209. available at: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2628 (accessed: 2 September 2026).