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  1. By: Potvin, François - Breton, Laurier - Rivest, Louis-Paul - Gingras, André
    Type: Article
    In: The Canadian field-naturalist
    Volume: 106
    Issue: 4
    Date: 1992
    Page Range: 435--442
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Potvin, François - Breton, Laurier - Rivest, Louis-Paul
    Type: Article
    In: The Canadian field-naturalist
    Volume: 116
    Issue: 3
    Date: 2002
    Page Range: 488--496
    Publication Info: Ottawa Ottawa Field-Naturalists' Club