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  1. By: Hein, Dale - Haugen, Arnold O
    Type: Article
    In: The Wilson bulletin
    Volume: 78
    Issue: 3
    Date: 1966
    Page Range: 301--308
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  2. By: Hein, Dale
    Type: Article
    In: The Wilson bulletin
    Volume: 82
    Issue: 3
    Date: 1970
    Page Range: 310--314
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Turchi, Gail M - Kennedy, Patricia L - Urban, Dean - Hein, Dale
    Type: Article
    In: The Wilson bulletin
    Volume: 107
    Issue: 3
    Date: 1995
    Page Range: 463--474
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-