@book { UnterdembrgerlichenWertehimmel,
    title = "Unter dem «bürgerlichen Wertehimmel»",
    author = "Jerzy {Kalazny}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103440"
}