Fernandes FAD, Teixeira A, Baptista Ézio CS. Brazil’s COFINS Tax: An Empirical Study of the Change in the Calculation Rules on the Profits of Companies Listed on the BOVESPA and its Impact on Federal Tax Revenue. Rev. Bras. Gest. Neg. [Internet]. 2010 Jul. 1 [cited 2024 Apr. 27];12(35):171-90. Available from: https://rbgn.fecap.br/RBGN/article/view/540