@other{https://resolver.caltech.edu/CaltechETD:etd-07162004-114521,
    title = "Migration of Vacancies to Stress Centers",
    year = "1956",
    url = "https://resolver.caltech.edu/CaltechETD:etd-07162004-114521",
    id = "record",
    doi = "10.7907/J43D-4D95"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-11212003-145619,
    title = "The Emissivity of Hydrogen Atoms at High Ttemperatures",
    year = "1955",
    url = "https://resolver.caltech.edu/CaltechETD:etd-11212003-145619",
    id = "record",
    doi = "10.7907/G0S8-8Q90"
}