MITOVA, Diliana. Organic Farming - a Reasonable and Viable Option for Agriculture. Bulgarian Journal of Agricultural Economics and Management, Sofia, BG, v. 55, n. 6, p. 70–88, 2010. Disponível em: https://agriacad.eu/ojs/index.php/bjaem/article/view/4551.. Acesso em: 22 oct. 2026.