Puvača, Nikola, and Ivana Brkić. “THE ROLE OD BEES IN GREEN AGRICULTURE: DOI:10.5937/Etp243-2082P”. Ekonomija - teorija i praksa 17, no. Special Edition (January 22, 2025): 82–103. Accessed January 17, 2026. https://casopis.fimek.edu.rs/index.php/etp/article/view/306.