“RELIABILITY OF ALKALI-ACTIVATED AND PORTLAND CEMENT MORTAR UNDER COMPRESSIVE TEST BY ACOUSTIC EMISSION ”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 17, no. 60, pp. 197–203, Aug. 2019, Accessed: Apr. 18, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/380