@book { LadfaillancedelaGrceetseseffets,
    title = "La défaillance de la Grèce et ses effets",
    author = "Michael {Fisch}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656453727",
    url = "https://www.hausarbeiten.de/document/229784"
}