@other{https://resolver.caltech.edu/CaltechETD:etd-09252008-085810, title = "A complete sample of white dwarfs, hot subdwarfs, and quasars", year = "1977", url = "https://resolver.caltech.edu/CaltechETD:etd-09252008-085810", id = "record", doi = "10.7907/8Q1N-ZW17" }