@book { ErdlGewaltKorruptionSindPMCsbaldimNigerdelta,
    title = "Erdöl, Gewalt & Korruption: Sind PMCs bald im Nigerdelta?",
    author = "Jochen {Kosel}",
    year = "2012",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656243311",
    url = "https://www.hausarbeiten.de/document/196796"
}