CETIN, E.; KIREMITCI, S.; KIREMITCI, B. Developing Optimal Policies to Fight Pandemics and COVID-19 Combat in the United States. European Journal of Pure and Applied Mathematics, [S. l.], v. 13, n. 2, p. 369–389, 2020. DOI: 10.29020/nybg.ejpam.v13i2.3700. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/3700. Acesso em: 16 may. 2022.