Migration Watch: an Internet survey to monitor spring migration in Britain and Ireland
Author(s): Baillie, S.R., Balmer, D.E., Downie, I.S. & Wright, K.H.M.
Published: January 2006
Journal: Journal of Ornithology Volume: 147
Digital Identifier No. (DOI): 10.1007/s10336-006-0062-8
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