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  1. By: Ritchie, R J - Curatolo, J A
    Type: Article
    In: Raptor research
    Volume: 16
    Issue: 4
    Date: 1982
    Page Range: 123--128
    Publication Info: Vermillion, S.D, Raptor Research Foundation, [1972-1986]
  2. By: Curatolo, J A - Murphy, Stephen M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 2
    Date: 1986
    Page Range: 218--224
    Publication Info: Ottawa Ottawa Field-Naturalists' Club