“CELLULAR GRAVEL PRODUCED FROM RESIDUAL ALUMINO-SILICATE MATERIALS (FLY ASH, METAKAOLIN, SLAG, AND ALKALINE EARTH ALUMINO-SILICATE GLASS) BY NONCONVENTIONAL TECHNIQUES”. Nonconventional Technologies Review 27, no. 2 (June 30, 2023). Accessed May 5, 2026. https://www.revtn.ro/index.php/revtn/article/view/417.