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  1. By: Nette, Tony - Burles, Doug - Hoefs, Manfred
    Type: Article
    In: The Canadian field-naturalist
    Volume: 98
    Issue: 2
    Date: 1984
    Page Range: 252--254
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Fudge, David - Freedman, Bill - Crowell, Michael - Nette, Tony - Power, Vince
    Type: Article
    In: The Canadian field-naturalist
    Volume: 121
    Issue: 3
    Date: 2007-07-01
    Page Range: 265--273
    Publication Info: Ottawa Ottawa Field-Naturalists' Club