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  1. By: Ayala, Francisco J. - Dobzhansky, Theodosius,
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 50
    Issue: 3
    Date: 1974
    Page Range: 211--219
    Publication Info: San Francisco Pacific Coast Entomological Society
  2. By: Ayala, Francisco J.
    Type: Article
    In: The Pan-Pacific entomologist
    Volume: 49
    Issue: 3
    Date: 1973
    Page Range: 273--279
    Publication Info: San Francisco Pacific Coast Entomological Society