@other{https://resolver.caltech.edu/CaltechAUTHORS:20171019-145953395,
    title = "Shielding Theory of Enclosures with Apertures",
    year = "1973",
    url = "https://resolver.caltech.edu/CaltechAUTHORS:20171019-145953395",
    id = "record",
    doi = "10.7907/Z9KW5D7F"
}