@book { StrafvollzugimSEDStaat,
    title = "Strafvollzug im SED-Staat",
    subtitle = "Das Beispiel Cottbus",
    author = "Steffen {Alisch}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03745-6",
    url = "https://www.peterlang.com/document/1047904"
}