(1)Pham Hoai, L.; Nguyen Quoc, D.; Nguyen Van, K. Adsorption of Direct Red 79 in Wastewater on Fe2Fe1-XMnxO4 (x = 0 - 1) Nanoparticles Prepared by Co-Precipitation Method. <i>Vietnam J. Sci. Technol.</i> <b>2023</b>, <i>61</i>, 454-470.