The Stacks project

@BOOK{Forster,
    AUTHOR = "Forster, Otto",
    TITLE = "Lectures on {R}iemann surfaces",
    SERIES = "Graduate Texts in Mathematics",
    VOLUME = "81",
    NOTE = "Translated from the 1977 German original by Bruce Gilligan, Reprint of the 1981 English translation",
    PUBLISHER = "Springer-Verlag",
    ADDRESS = "New York",
    YEAR = "1991",
    PAGES = "viii+254"
}