ALTAYI, Islam kamal; ALDOBOUNI, Imad A.. Catalytic Purification of Sulfur from Bituminous Impurity. Pakistan Journal of Analytical & Environmental Chemistry, [S.l.], v. 24, n. 2, p. 155-166, dec. 2023. ISSN 2221-5255. Available at: <https://pjaec.pk/index.php/pjaec/article/view/1040>. Date accessed: 20 apr. 2024. doi: http://dx.doi.org/10.21743/PJAEC/2023.12.04.