@other{https://resolver.caltech.edu/CaltechETD:etd-05012008-091134,
    title = "A study of absorption and reddening using absolute magnitudes and colors of galaxies",
    url = "https://resolver.caltech.edu/CaltechETD:etd-05012008-091134",
    id = "record",
    doi = "10.7907/7WK7-V137"
}