A.B. Abdulkhaev, et al. “Optimization Of The Effect Of The Amount Of Iron Ions (Fe³⁺ Fe²⁺) In Angren Kaolin On The Synthesis And Crystallization Process Of A-Type Zeolite (Zeolite A)”. International Conference on Global Trends and Innovations in Multidisciplinary Research, vol. 2, no. 6, June 2026, pp. 4-7, https://tlepub.org/index.php/2/article/view/1028.