Preparation of Ni-ZrO2 catalyst via the Pechini sol-gel method for CO2 methanation. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 15, n. 2, p. 142–147, 2026. DOI: 10.62239/jca.2026.037. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2026.037.. Acesso em: 7 jul. 2026.