CALONJE, Michael; KAY, Judy; GRIFFITH, M. Patrick. Propagation of Cycad Collections from Seed: Applied Reproductive Biology for Conservation. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 9, p. 79–96, 2011. DOI: 10.24823/Sibbaldia.2011.123. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/123. Acesso em: 10 apr. 2025.