Up a level |
Chen, Shuihua; Chan, Shou-hua; Liu, Yang; Chan, Simba; Fan, Zhongyong; Chen, Cangsong; Yan, Chung-wei; Guo, Dongsheng (2009). A small population and severe threats: status of the Critically Endangered Chinese crested tern Sterna bernsteini. Oryx, 43(2), pp. 209-212. London: Cambridge University Press 10.1017/S0030605308001142