@book { 100clevereTippsDigitalfotografie,
    title = "100 clevere Tipps: Digitalfotografie",
    author = "Tom! {Striewisch}",
    year = "2012",
    publisher = "humboldt",
    address = "Hannover, Deutschland",
    url = "https://schluetersche.openpublishing.com/document/403211"
}