@book { HumanitarianNGOsandtheaggravationofConflicts,
    title = "Humanitarian NGOs and the aggravation of Conflicts",
    author = "Tobias {Hoenger}",
    year = "2013",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656524670",
    url = "https://www.hausarbeiten.de/document/263481"
}