1. Uranium Decay Series Disequilibrium in Age Determination of Marine Calcium Carbonates;Blanchard,1963
2. The Quaternary of the Pacific mountain system in California;Wahrhaftig,1965
3. The Quaternary of the Pacific mountain system in California;Wahrhaftig,1965
4. Broecker, W.S., no date. An evaluation of absolute ages for the elevated marine terraces of the Palos Verdes Hills area based on uranium series inequilibrium in mollusks. Unpublished manuscript, 42 pp.
5. Excerpt from Report on the landslide movement at Portuguese Bend, Palos Verdes Hill, California;Clute Walker,1957