@book { TransnationaleWasserkonflikteamBeispieldesOkavango,
    title = "Transnationale Wasserkonflikte am Beispiel des Okavango",
    author = "Felix {Loos}",
    year = "2019",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/465376"
}