Verbatim text: Page, C. N. 1990. Coniferophytina: Ginkgoaceae. In: K. Kubitzki et al., eds. 1990+. The Families and Genera of Vascular Plants. 1+ vol. Berlin etc. Vol. 1, pp. 284--289.
Author: Page, C.N.
Year: 1990
Title: Coniferophytina: Ginkgoaceae
Editor: Kubitzki, K.
Book year: 1990
Book title: The Families and Genera of Vascular Plants
Volume: 1
Pages: 284–289