Todić, Velimir, and Dragan Banjac. “Determination of Optimal Solutions for Processing Operations and for the Modules of Flexible Production Systems (FPS)”. Journal of Production Engineering 10, no. 10 (December 1, 1993): 185–192. Accessed November 22, 2024. http://sp.ftn.uns.ac.rs/index.php/jpe/article/view/911.