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, 2(1), pp. 197-209. Available at: http://www.math.sci.nu.ac.th/ojs302/index.php/jnao/article/view/12 (Accessed: 6December2021).