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  1. By: Hume, Julian P - Grouw, Hein van
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 134
    Issue: 3
    Date: 2014
    Page Range: 168--193
    Publication Info: London, British Ornithologists' Club, 1893-
  2. By: Hume, Julian P - Peterson, Alan
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 123
    Date: 2003
    Page Range: 207--208
    Publication Info: London, British Ornithologists' Club, 1893-
  3. By: Grouw, Hein van - Hume, Julian P
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 136
    Issue: 3
    Date: 2016
    Page Range: 172--198
    Publication Info: London, British Ornithologists' Club, 1893-
  4. By: Hume, Julian P
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 135
    Issue: 2
    Date: 2015
    Page Range: 174--184
    Publication Info: London, British Ornithologists' Club, 1893-
  5. By: Olson, Storrs L. - Hume, Julian P
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 129
    Date: 2009
    Page Range: 206--212
    Publication Info: London, British Ornithologists' Club, 1893-
  6. By: Hume, Julian P
    Type: Article
    In: Bulletin of the British Ornithologists' Club
    Volume: 122
    Date: 2002
    Page Range: 141--154
    Publication Info: London, British Ornithologists' Club, 1893-