KECO, Remzi; GJIKA, Irena. Value chain coordination and standards: the case of greenhouse vegetables in Albania. Bulgarian Journal of Agricultural Science, Sofia, BG, v. 27, n. 3, p. 469–478, 2021. Disponível em: https://agriacad.eu/ojs/index.php/bjas/article/view/2258.. Acesso em: 18 oct. 2026.