Aldo Irwansyah M, Agus Setiawan A. CHICKEN EGGSHELL WASTE POWDER AS A PARTIAL REPLACEMENT FOR FLY ASH IN GEOPOLYMER CONCRETE. J. Civ. Eng. Sci. Technol. [Internet]. 2026 Sep. 30 [cited 2026 Oct. 8];17(2):215-22. Available from: https://publisher.unimas.my/ojs/index.php/JCEST/article/view/9361