Phuong Duy, N., Hieu, N., Quang, L., Thanh Tung, P., & Thanh, L. (2023). Preparation of NaA and NaY zeolites from kaolin and their use as adsorbent for the removal of Ni2+ and Co2+ in aqueous solution. Science & Technology Development Journal: Natural Sciences, 7(3), 2706-2720. https://doi.org/https://doi.org/10.32508/stdjns.v7i3.1274