Sulaiman TA, Aliyu I. COMBINED EFFECT OF RICE HUSK ASH AND CEMENT KILN DUST AS CEMENT REPLACEMENT MATERIALS IN CONCRETE. FJS [Internet]. 2020Apr.14 [cited 2024Apr.26];4(1):446 -52. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/66