@book { KrisenKmpfeKontroversen,
    title = "Krisen, Kämpfe, Kontroversen",
    subtitle = "Die Konflikte innerhalb der großen Koalition von 1986 bis 2000",
    author = "Egmont {Schmidt}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107640"
}