@other{https://resolver.caltech.edu/CaltechETD:etd-05302007-134330,
    title = "Novel acousto-optic systems for spectrum analysis and phased array radar signal processing",
    year = "1990",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05302007-134330",
    id = "record",
    doi = "10.7907/t6wf-tt49"
}