Silva, Marcos Donizeti da, José Odálio dos Santos, Fernando de Almeida Santos, and Cláudio José Carvajal Júnior. 2024. “Analysis of the Relationship Between the Profitability of Market Portfolios and the Profitability of Shares of Companies in the Oil Sector”. REVISTA AMBIENTE CONTÁBIL - Universidade Federal Do Rio Grande Do Norte 16 (1). https://doi.org/10.21680/2176-9036.2024v16n1ID34943.