Popović, Vesna, Јонел Субић, and Миjајловић Нада. “BASIC PERFORMANCES OF AGRICULTURE IN DANUBE REGION”. Economic of Agriculture 58, no. 1 Book 1 (December 1, 2011): 380–388. Accessed January 12, 2026. https://ea.bg.ac.rs/index.php/EA/article/view/850.