@book { ModernDramaasCrisis,
    title = "Modern Drama as Crisis",
    subtitle = "The Case of Maurice Maeterlinck",
    author = "Linn Bratt. {Konrad}",
    year = "1986",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1078295"
}