Bastos, Ismael Sampaio, Leonardo Bruno Vana, and Carolina Cardoso Novo. “Estimating IBNR Claim Reserves Using Gaussian Fuzzy Numbers”. Contextus - Revista Contemporânea de Economia e Gestão 21, no. esp.1 (October 17, 2023): e83343. Accessed December 5, 2025. https://periodicos.ufc.br/contextus/article/view/83343.