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  1. By: Bertelsen, Erik, - Pietsch, Theodore W - Lavenberg, Robert J.
    Type: Article
    In: Contributions in science
    Volume: 332
    Date: 1981-02-20
    Page Range: 1--74
    Publication Info: Los Angeles, Calif, The Museum, [1957]-
  2. By: Herrera, Guillermo A - Lavenberg, Robert J.
    Type: Article
    In: Contributions in science
    Volume: 488
    Date: 2002-04-19
    Page Range: 1--15
    Publication Info: Los Angeles, Calif, The Museum, [1957]-
  3. By: Herrera, Guillermo A - Lavenberg, Robert J.
    Type: Article
    In: Contributions in science
    Volume: 478
    Date: 1999-12-17
    Page Range: 1--13
    Publication Info: Los Angeles, Calif, The Museum, [1957]-
  4. By: Lavenberg, Robert J.
    Type: Article
    In: Contributions in science
    Volume: 90
    Date: 1965-06-28
    Page Range: 1--7
    Publication Info: Los Angeles, Calif, The Museum, [1957]-
  5. By: Fitch, John E. - Lavenberg, Robert J.
    Type: Chapter
    In: Geology and paleontology of the Lee Creek Mine, North Carolina
    Volume: 53
    Date: 1983
    Page Range: 509--529
    Publication Info: City of Washington, Smithsonian Institution Press, 2001