Duca, H., I. Pacheco, G. R. Lopes, M. L. M. Campos, and J. Oliveira. “Publications About COVID-19: A Semantic Analysis On Retracted Articles”. ISys - Brazilian Journal of Information Systems, vol. 15, no. 1, Oct. 2022, pp. 22:1-22:25, doi:10.5753/isys.2022.2413.