Christenhusz, M. J. M., J. L. Reveal, A. Farjon, M. F. Gardner, R. R. Mill, and M. W. Chase. “A New Classification and Linear Sequence of Extant Gymnosperms”. Phytotaxa 19, no. 1 (February 18, 2011): 55–70. Accessed January 31, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.19.1.3.