Moreira, André Mendes, and Pedro Henrique Neves Antunes. “Insights on Illicit Actions, Sanctions, and Deductibility of Penalties Within the Income Tax”. Revista Direito Tributário Atual, no. 49, Dec. 2021, pp. 395-11, https://revista.ibdt.org.br/index.php/RDTA/article/view/1864.