Van Long Nguyen, Minh Thanh Le and Lan Huong Nguyen 2023. Synthesising nanocomposite Co₂SnO₄@rGO for peroximonosulphate activation in a hybrid ozonation system to effectively degrade cefalexin from wastewater. Vietnam Journal of Science, Technology and Engineering. 65, 3 (Sep. 2023), 50-58. DOI:https://doi.org/10.31276/VJSTE.65(3).50-58.