Effect of Residual Carbon on Vanadium and Scandium Leaching from Thermally and SteamThermally Treated Metalliferous Oil Shale. Eurasian Journal of Physics,Chemistry and Mathematics, [S. l.], v. 56, p. 6–10, 2026. Disponível em: https://geniusjournals.org/index.php/ejpcm/article/view/7669. Acesso em: 18 sep. 2026.