Gaylord, E.G. & Hanna, G D. (1925). Correlation of organic shales in the southern end of the San Joaquin Valley, California. Bulletin of the American Association of Petroleum Geologists, 9(2): 228-234, 2 pls.
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Gaylord, E.G. & Hanna, G D.
1925
Correlation of organic shales in the southern end of the San Joaquin Valley, California.
Bulletin of the American Association of Petroleum Geologists