Hydrocarbon Composition of Crude Oils from the Oldest Formation of the Punjab, Pakistan. Biological Sciences - PJSIR, [S. l.], v. 50, n. 3, p. 173–177, 2007. Disponível em: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/861. Acesso em: 10 mar. 2026.