AL-MALLAH, S.; BUKER, R. NATURAL MINERAL CLYS BEARING FELDSPAR,PYSICAL AND STRUCTURAL STUDIES AND APPLICATION IN PERTOLEUM FRACTIONATION. Journal of Education and Science (JES), [S. l.], v. 17, n. 4, p. 42–53, 2005. DOI: 10.33899/edusj.2005.83069. Disponível em: https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23100. Acesso em: 6 aug. 2025.