The radiation environment over the African continent at aviation altitudes: first results of the RPiRENA-based dosimeterMoshe Godfrey Mosotho, Du Toit Roelf Strauss, Stephan Böttcher and Corrie DiedericksJ. Space Weather Space Clim., 13 (2023) 10DOI: https://doi.org/10.1051/swsc/2023007