@book { GraffitialskriminologischesundstrafrechtsdogmatischesProblem,
    title = "Graffiti als kriminologisches und strafrechtsdogmatisches Problem",
    author = "Ingmar {Wolf}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098228"
}