Hanapi, N.S.M., W. Safie, A.L. Anis, N. Zaini, W.N.W. Ibrahim, and U.A.A.U. Abdullah. “Speciation and Enrichment of Cadmium and Lead from Water Samples Using Fe3O4 RGO Sorbent in Dispersive Magnetic Micro-Solid Phase Extraction With Inductively Coupled Plasma-Optical Emission Spectroscopy”. Asian Journal of Chemistry 33, no. 7 (June 26, 2021): 1671–1676. Accessed May 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/33_7_29.