Fu Liguo (傅立国), Li Nan (李楠), and Robert R. Mill. 1999. Sections on Cephalotaxaceae, Ginkgoaceae and Pinaceae. In Wu Zheng-yi and Peter H. Raven (eds.). Flora of China, Volume 4. Beijing: Science Press; St. Louis: Missouri Botanical Garden.

This document is available online. Go to http://www.efloras.org, click on "Flora of China," and search for the taxon of interest by its scientific name.