@book { DasGemeinsameTerrorismusabwehrzentrumGTAZ,
    title = "Das Gemeinsame Terrorismusabwehrzentrum (GTAZ)",
    author = "André {Herrmann}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656297628",
    url = "https://www.hausarbeiten.de/document/203233"
}