@book { PortugalorFranceinAfricaCaseStudiesonAngolaandAlgeria,
    title = "Portugal or France in Africa? - Case Studies on Angola and Algeria",
    author = "Ibrahim {Abdel-Ati}",
    year = "2007",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638897426",
    url = "https://www.hausarbeiten.de/document/85074"
}