@book { RFIDEinfhrungeinerneuenTechnologie,
    title = "RFID - Einführung einer neuen Technologie",
    author = "Marcus {Klein}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656192701",
    url = "https://www.hausarbeiten.de/document/193893"
}