ĆOĆKALO, Dragan et al. IMPLEMENTATION OF CERTIFICATION SCHEMES IN THE BALKAN AGRO-FOOD SECTOR. Economics of Agriculture, [S.l.], v. 66, n. 1, p. 77-88, mar. 2019. ISSN 2334-8453. Available at: <http://ea.bg.ac.rs/index.php/EA/article/view/1358>. Date accessed: 27 june 2019. doi: https://doi.org/10.5937/ekoPolj1901077C.