@BOOK{Beutelspacher,
AUTHOR = {Beutelspacher, Albrecht AND Neumann, Heike B. AND Schwarzpaul, Thomas},
YEAR = {2005},
TITLE = {Kryptografie in Theorie und Praxis},
PUBLISHER = {Vieweg+Teubner Verlag},
ADDRESS = {Wiesbaden},
}
@BOOK{Brill,
AUTHOR = {Brill, Manfred},
YEAR = {2004},
TITLE = {Mathematik für Informatiker},
PUBLISHER = {Hanser Verlag},
ADDRESS = {Wien},
}
@BOOK{,
AUTHOR = "Otto Forster",
YEAR = "1996",
TITLE = "Algorithmische Zahlentheorie",
PUBLISHER = "Vieweg Braunschweig/Wiesbaden",
ISBN = {978-3528065805}
ADDRESS = "Wiesbaden",
}