袁崇喜.2004.辽西中生代燕鸟化石新材料的补充研究[J].地质学报,78(4):464-467.
YUAN Chongxi China University of Geosciences, Beijing,.2004. Further Study of Yanornis Martini (Ornithurae) from the Mesozoic Jehol Biota in Western Liaoning, China[J]. Acta Geologica Sinica,78(4):464-467.