Tomaš Simin, Mirela, and Danica Glavaš-Trbić. “HISTORICAL DEVELOPMENT OF ORGANIC PRODUCTION”. Ekonomika poljoprivrede 63, no. 3 (August 31, 2016): 1083–1099. Accessed June 8, 2025. https://www.ea.bg.ac.rs/index.php/EA/article/view/218.