Recovery of Platinum and Palladium from Scrap Automotive Catalytic Converters. Al-Khwarizmi Engineering Journal, [S. l.], v. 13, n. 3, p. 131–141, 2017. DOI: 10.22153/kej.2017.04.002. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/369. Acesso em: 19 apr. 2025.