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By: Hume, Julian PType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 122Series:Issue:Date: 2002Page Range: 141--154Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hume, Julian P - Peterson, AlanType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 123Series:Issue:Date: 2003Page Range: 207--208Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Olson, Storrs L. - Hume, Julian PType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 129Series:Issue:Date: 2009Page Range: 206--212Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hume, Julian P - Grouw, Hein vanType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 134Series:Issue: 3Date: 2014Page Range: 168--193Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Hume, Julian PType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 135Series:Issue: 2Date: 2015Page Range: 174--184Publication Info: London, British Ornithologists' Club, 1893-Subjects:
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By: Grouw, Hein van - Hume, Julian PType: ArticleIn: Bulletin of the British Ornithologists' ClubVolume: 136Series:Issue: 3Date: 2016Page Range: 172--198Publication Info: London, British Ornithologists' Club, 1893-Subjects: