Sun Ge, and D.L. Dilcher. “Early Angiosperms from Lower Cretaceous of Jixi, China and Their Significance for Study of the Earliest Occurrence of Angiosperms in the World”. Journal of Palaeosciences 45 (December 31, 1996): 393–399. Accessed March 28, 2024. https://jpsonline.co.in/index.php/jop/article/view/1260.