@other{https://resolver.caltech.edu/CaltechETD:etd-08252008-135635,
    title = "Electron-Optical Studies of the Photoelectric Effect",
    url = "https://resolver.caltech.edu/CaltechETD:etd-08252008-135635",
    id = "record",
    doi = "10.7907/H34C-T869"
}


@other{https://resolver.caltech.edu/CaltechTHESIS:03012018-132848896,
    title = "The Conditions Necessary for the Absorption of Ultra-Short Waves in Hydrogen",
    url = "https://resolver.caltech.edu/CaltechTHESIS:03012018-132848896",
    id = "record",
    doi = "10.7907/X28V-HB61"
}


@other{https://resolver.caltech.edu/CaltechETD:etd-02252005-154143,
    title = "Effect of Change in Pressure and Current Density on the Spectrum of Helium",
    url = "https://resolver.caltech.edu/CaltechETD:etd-02252005-154143",
    id = "record",
    doi = "10.7907/4BV5-AR25"
}