Kar A, Halabe UB, Ray I, Unnikrishnan A. NONDESTRUCTIVE CHARACTERIZATIONS OF ALKALI ACTIVATED FLY ASH AND/OR SLAG CONCRETE. ESJ [Internet]. 2013 Aug. 31 [cited 2026 Feb. 2];9(24). Available from: https://last.eujournal.org/index.php/esj/article/view/1695