Brako, Blestmond A, Gordon Foli, Chiri Amedjoe, and Simon K.Y Gawu. 2020. “Petrographic Study of Some Paleoproterozoic Sedimentary Rocks in the Chagupana and Tarkwa Areas of Ghana”. International Journal of Geography and Geology 9 (1):38-54. https://doi.org/10.18488/journal.10.2020.91.38.54.