Ousman, Razafimamonjy Andrianimbahoaka. “Financial Institutions and the Formalisation of Informal Trade in African Secondary Cities: а Conceptual Diagnostic of Fianarantsoa, Madagascar”. Management and Entrepreneurship: Trends of Development, vol. 3, no. 37, Oct. 2026, pp. 43-61, https://doi.org/10.26661/2522-1566/2026-3/37-03.