@book {CaltechAUTHORS_https://authors.library.caltech.edu/id/eprint/35664,
    title ="Southern California Seismographic Network; report to the U.S. Geological Survey, August 21, 1990",
    author = "Hauksson, Egill and Jones, Lucile and Mori, James and Clayton, Robert and Heaton, Thomas and Kanamori, Hiroo and Helmberger, Don",
    
    
    number = "91-38",
    
    month = "January",
    year = "1991",
    
    
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20121127-093130762",
}