@book { SubsynchroneResonanzen,
    title = "Subsynchrone Resonanzen",
    author = "Wilko {Kraß}",
    year = "2000",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832428907",
    url = "https://m.diplom.de/document/218616"
}