1. Aranda-Gomez JJ (1982) Ultramafic and high grade metamorphic xenoliths from central Mexico. University of Oregon, Ph D dissert., 236 pp
2. Anderson TH, Schmidt VA (1983) The evolution of Middle America and the Gulf of Mexico ? Caribbean Sea region during Mesozoic time. Geol Soc Amer Bull 94:941?966
3. Anderson TH, Silver LT (1979) The role of the Mojave-Sonora megashear in the tectonic evolution of northern Sonora. In Anderson TH, and Roldan-Quintana J., Geology of northern Sonora, Guidebook, Field Trip #27-Prepared for the 1979 Annual Meeting. Geol Soc Amer, 59?68
4. Atwater T, Molnar P (1973) Relative motion of the Pacific and North American plates deduced from sea-floor spreading in the Atlantic, Indian and South Pacific Oceans. In Kovach RL and Nur A eds, Stanford Univ Publ Geol Sciences 13:136?140
5. Bagby WC (1979) Geology, geochemistry, and geochronology of the Batopilas region, Sierra Madre Occidental, Chihuahua, Mexico. University of California at Santa Cruz, Ph D dissert, 271pp