I. J. Horta Gois da Silva, P. L. da S. de Oliveira, L. de M. Brito, P. A. Brandão, and J. E. A. de Matos, “The controversies that drive the thinking: the Celso Furtado’s intelectual path between 1950 and 1980 in the light of criticism”, R_SH, vol. 1, p. 10, Jul. 2021.