Bio/fossil fuels refining Appraisal of the Elemental distributions, SiO4 /AlO4 and Si/Al Ratios of Itu Virgin Kaolin. Communication In Physical Sciences, [S. l.], v. 10, n. 3, p. 171–181, 2023. Disponível em: https://journalcps.com/index.php/volumes/article/view/182. Acesso em: 14 jun. 2026.