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  1. By: Lok, C. Martin - Vink, Jaap A. J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 3
    Date: 1986
    Page Range: 315--318
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Lok, C. Martin - Vink, Jaap A. J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 126
    Issue: 2
    Date: 2012-11-28
    Page Range: 111--116
    Publication Info: Ottawa Ottawa Field-Naturalists' Club