@book { DasDomainNameSystem,
    title = "Das Domain-Name-System",
    subtitle = "Eine kritische Bestandsaufnahme aus kartellrechtlicher Sicht",
    author = "Rolf Andreas {Eckhard}",
    year = "2001",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1092530"
}