@other{https://resolver.caltech.edu/CaltechETD:etd-10142002-105706, title = "A Geophysical Study of the Salton Trough of Southern California", url = "https://resolver.caltech.edu/CaltechETD:etd-10142002-105706", id = "record", doi = "10.7907/ZZ33-6E45" }