Germination and short-term conservation of Melocactus guitartii León seeds (Cactaceae). Monteverdia, [S. l.], v. 1, n. 2, p. 21–24, 2008. Disponível em: https://monteverdia.reduc.edu.cu/index.php/monteverdia/article/view/7. Acesso em: 5 dec. 2025.