@other{https://resolver.caltech.edu/CaltechETD:etd-10292007-212511,
    title = "On A Capacitated Multivehicle Routing Problem",
    year = "2008",
    url = "https://resolver.caltech.edu/CaltechETD:etd-10292007-212511",
    id = "record",
    doi = "10.7907/3Y9X-EW47"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-06142004-161237,
    title = "Router Congestion Control",
    year = "2004",
    url = "https://resolver.caltech.edu/CaltechETD:etd-06142004-161237",
    id = "record",
    doi = "10.7907/VZ4D-4047"
}