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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Roman-Contreras, R - Bourdon, Roland
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 114
    Date: 2001
    Page Range: 918--928
    Publication Info: Washington, Biological Society of Washington,
  2. By: Roman-Contreras, R
    Type: Article
    In: Proceedings of the Biological Society of Washington
    Volume: 106
    Date: 1993
    Page Range: 689--697
    Publication Info: Washington, Biological Society of Washington,