@other{https://resolver.caltech.edu/CaltechETD:etd-09262006-113134,
    title = "Communicative databases",
    year = "1981",
    url = "https://resolver.caltech.edu/CaltechETD:etd-09262006-113134",
    id = "record",
    doi = "10.7907/mga3-1n19"
}