@book { KrisenkontinentAfrika,
    title = "Krisenkontinent Afrika",
    author = "Karlheinz {Hottes} and Werner {Gocht} and Paul {Trappe}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1089364"
}