@book { Theabsurdityofwar,
    title = "The absurdity of war",
    author = "Michaela {Strobel}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656353720",
    url = "https://www.hausarbeiten.de/document/208053"
}