ALMOTAWA, R. M. Geochemical Characterization and Adsorption Potential of Black Sandstone from an Oil Reservoir in Eastern Saudi Arabia: Implications for Environmental Remediation. Journal of Himalayan Earth Sciences, [S. l.], 2026. Disponível em: http://ojs.uop.edu.pk/jhes/article/view/2237. Acesso em: 25 sep. 2026.