Taxon - Odkazy a literatura
Lilí Martínez-Domínguez, Fernando Nicolalde-Morejón, Marlon Aramis González-Aguilar, Francisco Vergara-Silva and Dennis Wm. Stevenson (2024): Ceratozamia gigantea (Zamiaceae), A New Species of Cycad, endemic to the mountain Karst Forests of Tabasco, Mexico: what the reproductive structures revealed, Kew Bulletin [jako Ceratozamia gigantea Mart.-Domínguez, Nic.-Mor., D.W.Stev. & Gónzalez-Aguilar]