PAUNESCU, BOGDAN-VALENTIN, LUCIAN PAUNESCU, and ENIKO VOLCEANOV. “POROUS FLY ASH-BASED GEOPOLYMER USABLE AS AN UNCONVENTIONAL CONSTRUCTION MATERIAL”. Journal of Engineering Studies and Research 29, no. 3 (January 11, 2024): 57-65. Accessed May 9, 2024. https://jesr.ub.ro/1/article/view/399.