Factory Tea Waste Biosorbent for Cu(II) and Zn(II) Removal from WastewaterPatrick Tan Peng Jun, Wan Nur Aisyah Wan Osman, Shafirah Samsuri, Juniza Md Saad, Muhamad Fadli Samsudin and Eduard Hernández YáñezE3S Web Conf., 287 (2021) 04006DOI: https://doi.org/10.1051/e3sconf/202128704006
