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  1. By: Swift, Camm C. - Nelson, Jack L. - Maslow, Carolyn - Stein, Theodore
    Type: Article
    In: Contributions in science
    Volume: 404
    Date: 1989-03-14
    Page Range: 1--19
    Publication Info: Los Angeles, Calif, The Museum, [1957]-
  2. By: Swift, Camm C. - Ellwood, Brooks
    Type: Article
    In: Contributions in science
    Volume: 230
    Date: 1972-06-23
    Page Range: 1--29
    Publication Info: Los Angeles, Calif, The Museum, [1957]-