“Study on the Synthesis of Spinel Ferrite CuxMg1-xFe2O4 (x = 0,5) and Its Application for Removal of Heavy Metal in Aqueous Media”. Vietnam Journal of Catalysis and Adsorption, vol. 8, no. 2, July 2019, pp. 7-11, https://jca.edu.vn/index.php/jca/article/view/568.