Aldo Irwansyah, M., and A. Agus Setiawan. “CHICKEN EGGSHELL WASTE POWDER AS A PARTIAL REPLACEMENT FOR FLY ASH IN GEOPOLYMER CONCRETE”. Journal of Civil Engineering, Science and Technology, vol. 17, no. 2, Sept. 2026, pp. 215-22, doi:10.33736/jcest.9361.2026.