Ferreira, R., C. M. de A. T. . Hilgemberg, and L. de O. Oliveira. “UNCERTAINTY SHOCKS IN THE ECONOMY: The Impacts of the Covid-19 Pandemic on the Manufacturing Industry in Ponta Grossa City”. Publicatio UEPG: Ciências Sociais Aplicadas, vol. 29, Mar. 2022, pp. 1-28, https://revistas.uepg.br/index.php/sociais/article/view/17684.