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  1. By: Larrison, E J - Johnson, Donald R
    Type: Article
    In: The Great Basin naturalist
    Volume: 33
    Date: 1973
    Page Range: 255--264
    Publication Info: Provo, Utah, M.L. Bean Life Science Museum, Brigham Young University,
  2. By: Johnson, Donald R - Nagorsen, David W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 104
    Issue: 4
    Date: 1990
    Page Range: 583--584
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Johnson, Donald R
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 4
    Date: 1985
    Page Range: 542--544
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Kennedy, Patricia L - Johnson, Donald R
    Type: Article
    In: The Wilson bulletin
    Volume: 98
    Issue: 1
    Date: 1986
    Page Range: 110--115
    Publication Info: Columbus, Ohio, Wilson Ornithological Society, 1894-
  5. By: Johnson, Donald R - Todd, Michael C.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 91
    Issue: 3
    Date: 1977
    Page Range: 312--314
    Publication Info: Ottawa Ottawa Field-Naturalists' Club