“Identification separation of cations in solid samples by using the reagent sodium carbonate (MACS)”, Rev. peru. quím. ing. quim., vol. 6, no. 2, pp. 53–56, Dec. 2003, Accessed: Aug. 17, 2024. [Online]. Available: https://revistasinvestigacion.unmsm.edu.pe/index.php/quim/article/view/4952