@book { EntwicklungeinesMediatorsfrdieTourismusbranchemittelsXMLRDF,
    title = "Entwicklung eines Mediators für die Tourismusbranche mittels XML / RDF",
    author = "Matthias {Rehor}",
    year = "2001",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832444563",
    url = "https://m.diplom.de/document/220063"
}