Folagbade SO. Initial Surface Absorption of Cement Combination Concretes Containing Portland Cement, Fly Ash, Silica Fume and Metakaolin. ijscet [Internet]. 2017 Dec. 13 [cited 2024 Jul. 18];8(2):46-5. Available from: https://publisher.uthm.edu.my/ojs/index.php/IJSCET/article/view/1495