@book { VomDokumentarfilmzumEssayfilm,
    title = "Vom Dokumentarfilm zum Essayfilm",
    author = "Gerhard {Weber}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832422127",
    url = "https://m.diplom.de/document/218035"
}