@book { ManagementvonWertschpfungsketten,
    title = "Management von Wertschöpfungsketten",
    author = "Joachim {Reese}",
    year = "2016",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1220992"
}