Biostratigraphy and avian origins in northeastern China. (In: New Perspectives on the Origin and Early Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom. J. Gauthier and L. F. Gall, editors)
Reference:
Smith,J.B. et al. (2001)
Biostratigraphy and avian origins in northeastern China. (In: New Perspectives on the Origin and Early Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom. J. Gauthier and L. F. Gall, editors) New Perspectives on the Origin and Early Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom. (J. Gauthier and L. F. Gall, editors) New Haven: Peabody Museum of Natural History,Yale University.
P. 549- 589