J. Viñals; E. Juan; M. Ruiz; E. Ferrando; M. Cruells; A. Roca; J. Casado (February 2006). "Leaching of gold and palladium with aqueous ozone in dilute chloride media". Hydrometallurgy. 81 (2): 142–151. Bibcode:2006HydMe..81..142V. doi:10.1016/j.hydromet.2005.12.004.
J. Viñals; E. Juan; M. Ruiz; E. Ferrando; M. Cruells; A. Roca; J. Casado (February 2006). "Leaching of gold and palladium with aqueous ozone in dilute chloride media". Hydrometallurgy. 81 (2): 142–151. Bibcode:2006HydMe..81..142V. doi:10.1016/j.hydromet.2005.12.004.