Pejanović, Radovan, Mirela Tomaš, Danica Glavaš-Trbić, and Zoran Njegovan. “ORGANIC PRODUCTION IN THE DANUBE REGION”. Economic of Agriculture 58, no. 1 Book 1 (December 1, 2011): 220–227. Accessed December 5, 2025. https://www.ea.bg.ac.rs/index.php/EA/article/view/830.