@book { Splitter,
    title = "Splitter",
    subtitle = "Sondierungen zum Theater",
    author = "Axel {Schalk} and Christian E. {Rochow}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1096224"
}