@book { DieBundeswehrinAfghanistan,
    title = "Die Bundeswehr in Afghanistan",
    author = "Daniel M. {Rother}",
    year = "2009",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783640371709",
    url = "https://www.hausarbeiten.de/document/131100"
}