“Synthesis and Characterization of Nickel-Manganese Oxide Catalysts for the Complete Oxidation of Toluene”. Vietnam Journal of Catalysis and Adsorption 15, no. 1 (March 30, 2026): 50–56. Accessed May 26, 2026. https://jca.edu.vn/index.php/jca/article/view/2026.007.