@book { DieZukunftderDeutschenMarine,
    title = "Die Zukunft der Deutschen Marine",
    author = "Hajo {Lippke}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00384-0",
    url = "https://www.peterlang.com/document/1054344"
}