A. iyimba Kisena Nkuzi, P. Nduwingoma, and G. Nimbona, “Baisse du niveau d’expression écrite des apprenants du Centre Scolaire Congolais de Kigoma en Tanzanie: Decline in the level of written expression among learners at the Congolese School Center in Kigoma, Tanzania”, Did. Lin. Cult. Cont., vol. 3, no. 3, pp. 188–200, Jul. 2026.