Mai, T., Nguyễn, Đạt, Nguyễn, Đồng, Vũ, M. and Trần, H. (2021) “Composite synthesized from nano layered double hydroxides (or oxides) and spherical biochar: Application for removing Congo red and methylene blue dyes from water”, VNUHCM Journal of Engineering and Technology, 4(SI1), pp. SI1-SI15. doi: https://doi.org/10.32508/stdjet.v4iSI1.864.