Geochemistry of Paleogene felsic lavas from the Roumsou volcanic complex (Kapsiki Plateau, Far-North Cameroon): Implication for magma genesis of the Cameroon Volcanic Line - Diddi Hamadjoda Djamilatou; Nils Lenhardt; Pierre Christel Biakan à Nyotok; Safianou Ousmanou; Guillaume Boudoire; Petrus le Roux; Merlin Gountié Dedzo; Désiré Tsozué; Pierre Kamgang (Geochemistry, 2026)