NGUYEN, K.; MY, Q. N. V.; KIM, A. P. T.; TRAN, P. T.; HUYNH, D.; LE, O. Coal fly ash-slag and slag-based geopolymer as an absorbent for the removal of methylene blue in wastewater. Science and Technology Development Journal, v. 25, n. 1, p. 2215-2223, 31 mar. 2022.