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  1. By: Roch, S
    Type: Article
    In: Ibis
    Volume: 5
    Issue: 2
    Date: 1863
    Page Range: 165--177
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,
  2. By: Roch, S - Newton, Edward
    Type: Article
    In: Ibis
    Volume: 4
    Issue: 3
    Date: 1862
    Page Range: 265--275
    Publication Info: [London], Published for the British Ornithologists' Union by Academic Press,