@book { GhanasNorth,
    title = "Ghana’s North",
    subtitle = "Research on Culture, Religion, and Politics of Societies in Transition",
    author = "Franz {Kröger} and Barbara {Meier}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1096361"
}