@book{https://authors.library.caltech.edu/records/t8njg-4mw21,
    author = "Hauksson, Egill and Jones, Lucile and Mori, James and Clayton, Robert and Heaton, Thomas and Kanamori, Hiroo and Helmberger, Don",
    title = "Southern California Seismographic Network; report to the U.S. Geological Survey, August 21, 1990",
    year = "1991",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20121127-093130762",
    id = "https://authors.library.caltech.edu/records/t8njg-4mw21",
    doi = "10.3133/ofr9138"
}