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  1. By: Longcore, Jerry R - McAuley, Daniel G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 118
    Issue: 1
    Date: 2004-01-01
    Page Range: 129--131
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Longcore, Jerry R - Jones, Robert E
    Type: Article
    In: The Wilson bulletin
    Volume: 81
    Issue: 4
    Date: 1969
    Page Range: 396--406
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  3. By: Ringelman, James K. - Longcore, Jerry R
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 1
    Date: 1983
    Page Range: 62--65
    Publication Info: Ottawa Ottawa Field-Naturalists' Club