@book { DieLeidenderPonygirlsimOlympiaTheater,
    title = "Die Leiden der Ponygirls im »O«lympia Theater",
    author = "H.J. {Dancke}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1130168"
}