@book { WeiterentwicklungderBahnstrukturreform,
    title = "Weiterentwicklung der Bahnstrukturreform",
    author = "Martin {Zauner}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832432515",
    url = "https://m.diplom.de/document/218939"
}