Popa Liana, Anica, and Mirela Stoian. “Present and Future for Information System for Monitoring Tractability in Pork Meat Supply Chain”. Economics of Agriculture 57, no. Spec.num.2 (December 3, 2010): 251–255. Accessed May 2, 2024. https://ea.bg.ac.rs/index.php/EA/article/view/998.