@other{https://resolver.caltech.edu/CaltechETD:etd-10182005-092529,
    title = "Molecular tracers for sources of atmospheric carbon particles : measurements and model predictions",
    year = "1993",
    url = "https://resolver.caltech.edu/CaltechETD:etd-10182005-092529",
    id = "record",
    doi = "10.7907/4KEK-JX08"
}