@book { FolgendesEcstasyKonsums,
    title = "Folgen des Ecstasy-Konsums",
    author = "Boris B. {Quednow}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099361"
}