MARLER, T. E.; CRUZ, G. N. Best protocols for cycad propagation require more research. Journal of Threatened Taxa, [S. l.], v. 9, n. 9, p. 10738–10740, 2017. DOI: 10.11609/jott.3812.9.9.10738-10740. Disponível em: https://threatenedtaxa.org/index.php/JoTT/article/view/3812. Acesso em: 17 sep. 2021.