GYUROV, T.; KRASTEVA , V. Land Suitability for the Oriental Tobacco Growing in the Region of Village of Garmen. Bulgarian Journal of Soil Science, Agrochemistry and Ecology, Sofia, BG, v. 44, n. 2, p. 18–27, 2010. Disponível em: https://agriacad.eu/ojs/index.php/bjssae/article/view/4193.. Acesso em: 3 oct. 2026.