@book { AuthentizierungunterLinuxUnixmitHilfedesLightweightDirectoryAccessProtocolLDAP,
    title = "Authentizierung unter Linux/Unix mit Hilfe des Lightweight Directory Access Protocol (LDAP)",
    author = "Thomas {Stein}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836639187",
    url = "https://m.diplom.de/document/227419"
}