Silva, Edcarlos Vasconcelos da, et al. “Bi-Logistic Model Applied to the First 1015 Covid-19 Cases in Indigenous People of State of Amapá and North of Pará”. Science and Knowledge in Focus , vol. 3, no. 2, Feb. 2025, pp. 77-88, https://periodicos.unifap.br/scienceinfocus/article/view/626.