ЛАЗАРОВ, І. Г. Formation and analysis of the varietal structure of tobacco (<i>Nicotiana tabacum</i> L.) and tobacco production in Bulgaria. Plant varieties studying and protection, [S. l.], v. 13, n. 4, p. 335–342, 2017. DOI: 10.21498/2518-1017.13.4.2017.117724. Disponível em: https://journal.sops.gov.ua/article/view/117724. Acesso em: 5 may. 2024.