ЛЕЩУК, Н. В. Seed Production of Cutting Lettuce Varieties: Economical Facets. Plant varieties studying and protection, [S. l.], n. 1(13), p. 35–37, 2011. DOI: 10.21498/2518-1017.1(13).2011.60057. Disponível em: http://journal.sops.gov.ua/article/view/60057. Acesso em: 17 aug. 2022.