@book { Kuba,
    title = "Kuba",
    subtitle = "Eine Insel zwischen ökonomischen Zwängen und ideologischen Träumen",
    author = "Mareike {Martini} and Tina {Stopp}",
    year = "2006",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101265"
}