@book { DieAusbungderProstitution,
    title = "Die Ausübung der Prostitution",
    subtitle = "Ein verfassungsrechtlich geschützter Beruf im Sinne von Art. 12 Abs. 1 GG",
    author = "Silke Ruth {Laskowski}",
    year = "1997",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1085365"
}