@other{https://resolver.caltech.edu/CaltechETD:etd-10252005-102646,
    title = "The theta antigen of mice and its analog in rats",
    url = "https://resolver.caltech.edu/CaltechETD:etd-10252005-102646",
    id = "record",
    doi = "10.7907/M2MS-4902"
}