“DEVELOPMENT OF EXPANDED CLAY CONCRETE PRODUCTION TECHNOLOGIES BASED ON ADDITIVES”, Amer. Jour. of Rese. in Human. and Soci. Scie., vol. 18, pp. 158–161, Nov. 2023, Accessed: Oct. 12, 2025. [Online]. Available: https://americanjournal.org/index.php/ajrhss/article/view/1543