POPOVIĆ, R.; KOVLJENIĆ, M. EFFICIENCY OF WHEAT PRODUCTION IN REPUBLIC OF SERBIA. Economics of Agriculture, [S. l.], v. 64, n. 4, p. 1499–1511, 2017. DOI: 10.5937/ekoPolj1704499P. Disponível em: https://www.ea.bg.ac.rs/index.php/EA/article/view/46. Acesso em: 2 may. 2024.