ONGARBAYEV, Yerdos, Shynar OTEULI, Yerbol TILEUBERDI, Galymzhan MALDYBAEV, and Saule NURZHANOVA. “DEMETALLIZATION OF HEAVY VACUUM RESIDUUM BY TITANIUM-VANADIUM ZEOLITE ADSORBENTS”. Studia Universitatis Babeș-Bolyai Chemia 65, no. 1 (March 20, 2020): 219–231. Accessed March 11, 2025. https://studia.reviste.ubbcluj.ro/index.php/chemia/article/view/7968.