Lazo, M. J., and A. De Cezaro. 2021. “Why Can We Observe a Plateau Even in an Out of Control Epidemic Outbreak? A SEIR Model With the Interaction of N Distinct Populations for Covid-19 in Brazil”. Trends in Computational and Applied Mathematics 22 (1):109-23. https://doi.org/10.5540/tcam.2021.022.01.00109.