@book { NaturheilkundlicheSchmerztherapieinderGeriatrie,
    title = "Naturheilkundliche Schmerztherapie in der Geriatrie",
    author = "Ulrike {tum Suden-Tiedemann}",
    year = "1997",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/216438"
}