@book { DasElementWasserindenTristanBearbeitungenEilhartsundGottfrieds,
    title = "Das Element Wasser in den Tristan-Bearbeitungen Eilharts und Gottfrieds",
    author = "Gerrit {Reichert}",
    year = "2009",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783836632829",
    url = "https://m.diplom.de/document/227039"
}