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  1. By: Ewert, David N. - Vuilleumier, François,
    Publication info: 1978
    Holding Institution: American Museum of Natural History Library
  1. By: Smith, Robert J - Hamas, Michael J - Ewert, David N. - Dallman, Matthew E
    Type: Article
    In: The Wilson bulletin
    Volume: 116
    Issue: 1
    Date: 2004
    Page Range: 48--55
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-