@book { ReiseundForschungimwestlichenAfrika,
    title = "Reise und Forschung im westlichen Afrika",
    author = "Aminatou {Tall}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100023"
}