@book { HaftungundRegulierunginternationalerRatingAgenturen,
    title = "Haftung und Regulierung internationaler Rating-Agenturen",
    author = "Mathias {Eisen}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1105088"
}