Ungku Abdullah, U., Mohamad Hanapi, N., Ibrahim, W., Azhar, S. S., Ishak, N., & Hamid, R. (2019). Rapid Magnetic Solid-Phase Extraction Based on Graphene Oxide/Magnetite Nanoparticles for the Determination of Non-Steroidal Anti-Inflammatory Drugs and Bisphenol-A in Tap Water. Asian Journal of Chemistry, 31(6), 1294–1300. https://doi.org/10.14233/ajchem.2019.21899