The Stacks project

@BOOK{KatzMazur,
    AUTHOR = "Katz, Nicholas Michael and Mazur, Barry",
    TITLE = "Arithmetic moduli of elliptic curves",
    SERIES = "Annals of Mathematics Studies",
    VOLUME = "108",
    PUBLISHER = "Princeton University Press",
    ADDRESS = "Princeton, NJ",
    YEAR = "1985",
    PAGES = "xiv+514"
}