Rahmayanti, M., Yahdiyani, A. and Afifah, I. Q. (2022) “Eco-friendly synthesis of magnetite based on tea dregs (Fe3O4-TD) for methylene blue adsorbent from simulation waste”, Communications in Science and Technology, 7(2), pp. 119-126. doi: 10.21924/cst.7.2.2022.965.