Tectonic significance of geophysical investigations in southwestern Arizona and north-western Sonora, Mexico, at the head of the Gulf of California
Sumner, J.R., 1971, Tectonic significance of geophysical investigations in southwestern Arizona and north-western Sonora, Mexico, at the head of the Gulf of California: Stanford, Stanford University, Ph.D. dissertation, 81[?] p., 2 sheets.
