@book { ScienceFictionLiteratureinEastGermany,
    title = "Science Fiction Literature in East Germany",
    author = "Sonja {Fritzsche}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/b14377",
    url = "https://www.peterlang.com/document/1068675"
}