@other{https://resolver.caltech.edu/CaltechETD:etd-02082008-164553,
    title = "Experimental and theoretical studies of cloud condensation nuclei",
    url = "https://resolver.caltech.edu/CaltechETD:etd-02082008-164553",
    id = "record",
    doi = "10.7907/RY6B-CY09"
}