@other{https://resolver.caltech.edu/CaltechTHESIS:10122017-094936829,
    title = "Apparition and Periodicity Properties of Equianharmonic Divisibility Sequences",
    year = "1952",
    url = "https://resolver.caltech.edu/CaltechTHESIS:10122017-094936829",
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    doi = "10.7907/4093-GY48"
}


@other{https://resolver.caltech.edu/CaltechTHESIS:06042015-160752368,
    title = "Continuous Stochastic Processes",
    year = "1947",
    url = "https://resolver.caltech.edu/CaltechTHESIS:06042015-160752368",
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    doi = "10.7907/5M0S-FQ29"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-05222003-111959,
    title = "The Structure and Arithmetical Theory of Non-Commutative Residuated Lattices",
    year = "1939",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05222003-111959",
    id = "record",
    doi = "10.7907/3JPC-3K49"
}