Влаховић, Б., Д. Томић, and М. Ђорђевић. “FOREIGN TRADE OF AGRO-INDUSTRIAL PRODUCTS IN THE COUNTRIES OF DANUBE REGION”. Economics of Agriculture, vol. 58, no. 1 Book 1, Dec. 2011, pp. 284-91, https://ea.bg.ac.rs/index.php/EA/article/view/838.