@book { ImVersteckderComancheros,
    title = "Im Versteck der Comancheros",
    author = "Mark L. {Wood}",
    year = "2013",
    publisher = "hey! publishing",
    address = "München, Deutschland",
    doi = "10.3239/9783942822374",
    url = "https://www.heypublishing.com/document/263689"
}