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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Silverman, J - Goeden, Richard Dean,
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 55
    Issue: 4
    Date: 1979
    Page Range: 305--308
    Publication Info: San Francisco, Pacific Coast Entomological Society,
  2. By: Silverman, J - Appel, A G
    Type: Article
    In: Proceedings of the Entomological Society of Washington
    Volume: 86
    Date: 1984
    Page Range: 660--663
    Publication Info: Washington, etc, Entomological Society of Washington,