@other{https://resolver.caltech.edu/CaltechETD:etd-09232002-112325,
    title = "Photometry in the Nearby Irregular Galaxy, NGC 6822",
    year = "1966",
    url = "https://resolver.caltech.edu/CaltechETD:etd-09232002-112325",
    id = "record",
    doi = "10.7907/ZKRJ-7R03"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-09232008-080747,
    title = "The Stellar Content of the Perseus Galactic Arm in the Region of h and Chi Persei",
    year = "1962",
    url = "https://resolver.caltech.edu/CaltechETD:etd-09232008-080747",
    id = "record",
    doi = "10.7907/TNJ1-XF88"
}