SILVA, Marcos Donizeti da; SANTOS, José Odálio dos; SANTOS, Fernando de Almeida; CARVAJAL JÚNIOR, Cláudio José. 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 - ISSN 2176-9036, [S. l.], v. 16, n. 1, 2024. DOI: 10.21680/2176-9036.2024v16n1ID34943. Disponível em: https://periodicos.ufrn.br/ambiente/article/view/34943. Acesso em: 9 dez. 2025.