@other{https://resolver.caltech.edu/CaltechEQL:EQL-M-6,
    title = "Trends of Energy Use in California and the South Coast Air Basin",
    year = "1973",
    url = "https://resolver.caltech.edu/CaltechEQL:EQL-M-6",
    id = "record",
    doi = "10.7907/Z9PZ56R9"
}