@book { MarktpotentialvonVerkehrsinformationen,
    title = "Marktpotential von Verkehrsinformationen",
    author = "Martin {Linauer}",
    year = "2006",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832492212",
    url = "https://m.diplom.de/document/224344"
}