@book { SportundDoping,
    title = "Sport und Doping",
    subtitle = "Zur Analyse einer antagonistischen Symbiose",
    author = "Eike {Emrich} and Werner {Pitsch}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107283"
}