Stefanović, R., J. Vukašinović, S. Obradović, and M. Vukašinović. “FOOD QUALITY AND SAFETY - FACTORS OF COMPETETIVE APPROACH ON THE WORLD MARKET”. Economics of Agriculture, vol. 56, no. 4, Dec. 2009, pp. 641-55, https://ea.bg.ac.rs/index.php/EA/article/view/1170.