@book { Doping,
    title = "Doping",
    subtitle = "Haftungs- und strafrechtliche Verantwortlichkeit",
    author = "Klaus {Markowetz}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095259"
}