БЕЗРУЧКО, О. І. Varietal Supply with Fodder Crops of Ukrainian Market and DUS-testing of New Varieties. Plant varieties studying and protection, [S. l.], n. 5, p. 50–58, 2007. DOI: 10.21498/2518-1017.5.2007.66594. Disponível em: http://journal.sops.gov.ua/article/view/66594. Acesso em: 2 dec. 2022.