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USA | |
| cameron holden's collection |
| Rowland, S.M. (1984) Geology of Santa Catalina Island. California Geology, 37(11), 239-251. |
| Keller, Margaret A. (1988) Geologic basis for the assessment of undiscovered oil and gas resources of the Ventura Basin Province, California, 1987 National Assessment. Department of the Interior, U.S. Geological Survey Open File Report 87-450 M. |
| Vedder, J.G., Norris, R.M. (1963) Geology of San Nicolas Island California. Geological Survey Professional Paper 369, 65 pages. |
- Santa Monica Mountains Conservancy
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |