海量图书期刊资源，随时随地畅享阅读乐趣
Do Shorebirds Compete on Their Wintering Grounds?David C. Duffy, Natasha Atkins and David C. Schneider · The Auk · 1981
Paracas Revisited: Do Shorebirds Compete on Their Wintering Ground?J. P. Myers and B. J. McCaffery · The Auk · 1984