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  1. By: Litvaitis, John A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 105
    Issue: 2
    Date: 1991
    Page Range: 275--277
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Litvaitis, John A. - Sherburne, James A. - O'Donoghue, Mark - May, Dale
    Type: Article
    In: The Canadian field-naturalist
    Volume: 96
    Issue: 4
    Date: 1982
    Page Range: 476--476
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Miller, Brian K. - Litvaitis, John A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 106
    Issue: 1
    Date: 1992
    Page Range: 112--117
    Publication Info: Ottawa Ottawa Field-Naturalists' Club