J. Lü, J. Liu, and C. Gao, Q. Meng, Q. Ji. 2006. New material of pterosaur Sinopterus (Reptilia: Pterosauria) from the Early Cretaceous Jiufotang Formation, Western Liaoning, China. Acta Geologica Sinica 80(6):783-789
X. Wang and Z. Zhou. 2002. A new pterosaur (Pterodactyloidea, Tapejaridae) from the Early Cretaceous Jiufotang Formation of western Liaoning, China and its implications for biostratigraphy. Chinese Science Bulletin 47(20):1521-1527
DOI ↗