@other{https://resolver.caltech.edu/CaltechETD:etd-07122007-073524,
    title = "Optical memory disks in optical pattern recognition systems",
    year = "1991",
    url = "https://resolver.caltech.edu/CaltechETD:etd-07122007-073524",
    id = "record",
    doi = "10.7907/5bbq-0q27"
}