OUATTARA, S., MANGOU-ALLALI, A., AMA-CAUPHYS, A., & COULIBALY, L. (2018). ARSENIC, NICKEL AND LEADREMOVAL FROM UNDERGROUND WELLS BY ADSORPTION ON LATERITE SOIL . International Journal of Engineering Technologies and Management Research, 5(2), 229–238. https://doi.org/10.29121/ijetmr.v5.i2.2018.167