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  1. By: Bergeron, Jean-Marie - Demers, Pierre
    Type: Article
    In: The Canadian field-naturalist
    Volume: 95
    Issue: 2
    Date: 1981
    Page Range: 172--177
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Jean, Yves - Bergeron, Jean-Marie - Bisson, Sylvie - Larocque, Brigitte
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 4
    Date: 1986
    Page Range: 483--487
    Publication Info: Ottawa Ottawa Field-Naturalists' Club