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  1. By: Nelson, Joseph S - Paetz, Martin J.
    Edition: 2nd ed.
    Publication info: Edmonton, University of Alberta Press, 1992
    Holding Institution: University of Alberta Press
  1. By: Nelson, Joseph S. (Joseph Schieser), - Paetz, Martin J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 88
    Issue: 2
    Date: 1974
    Page Range: 157--162
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Nelson, Joseph S. (Joseph Schieser), - Paetz, Martin J.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 86
    Issue: 2
    Date: 1972
    Page Range: 133--144
    Publication Info: Ottawa Ottawa Field-Naturalists' Club