PAKHOMOV, Olexandr. Dnipropetrovsk National University named after Oles’ Gonchar. Acta Agraria Debreceniensis, [S. l.], n. 38, p. 9–13, 2010. DOI: 10.34101/actaagrar/38/2753. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/2753.. Acesso em: 6 may. 2024.