TRACE METAL ANALYSIS IN FRESH AND WEATHERED CRUDE OILS. Biological Sciences - PJSIR, [S. l.], v. 37, n. 9, p. 349–351, 2022. Disponível em: http://www.v2.pjsir.org/index.php/biological-sciences/article/view/2710. Acesso em: 25 apr. 2026.