EDWARD, Stephen. Modelling and Stability Analysis of Typhoid Fever Transmission Dynamics with control Strategies. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 32, n. 1, p. 151–168, 2017. Disponível em: https://gssrr.org/JournalOfBasicAndApplied/article/view/6947. Acesso em: 11 sep. 2025.