@book { MxicoComoMxiconohaydos,
    title = "México - Como México no hay dos",
    author = "Christian {Schmitt}",
    year = "2006",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638564731",
    url = "https://www.hausarbeiten.de/document/63412"
}