Application of adsorbents based on LaFe1-xMnxO3 perovskites to treat As, Pb in contaminated groundwater in the craft village. Vietnam j. catal. adsorp. [Internet]. 2022 Jan. 30 [cited 2025 Apr. 6];10(1S):218-23. Available from: https://jca.edu.vn/index.php/jca/article/view/2021.126