Belli, Marcio Marcelo, Luiz Eduardo Gaio, Johan hendrik Poker Junior, Marco Antonio Figueiredo Milani Filho, and Carlos Raul Etulain. “The Systematic Risk Study in Technology Companies at Brazil”. Enfoque: Reflexão Contábil 36, no. 3 (September 2, 2017): 89-100. Accessed September 6, 2025. https://periodicos.uem.br/ojs/index.php/Enfoque/article/view/34623.