Ivić, Miloš, Milan Marković, and Aleksandar Marković. “Effects of the Application of Conventional Methods in the Process of Forming the Pick-up Trains”. Yugoslav Journal of Operations Research 17, no. 2 (September 1, 2007): 245–256. Accessed July 28, 2025. https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/227.