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  1. By: Abravaya, J Paul - Matson, John O.
    Type: Article
    In: Contributions in science
    Volume: 270
    Date: 1975
    Page Range: 1--8
    Publication info: Los Angeles, Calif :The Museum,[1957]-
  2. By: Abravaya, J Paul - Jackson, James F
    Type: Article
    In: Contributions in science
    Volume: 298
    Date: 1978
    Page Range: 1--9
    Publication info: Los Angeles, Calif :The Museum,[1957]-