Determination of Bacterial Concrete Strength Using Bacillus Subtilis and Lightweight Expandable Clay Aggregate. Am. J. Agric. Sci. Eng. Technol. [Internet]. 2021 Dec. 13 [cited 2026 Apr. 19];5(2):351-62. Available from: https://e-pallipublishers.com/index.php/ajaset/article/view/112