Nurazuwa Md Noor, and Eviria Fredereick Gan. “Non-Destructive Test of Seawater Concrete Containing Rice Husk Ash and Coal Bottom Ash As Cement and Sand Replacement”. Journal of Structural Monitoring and Built Environment, vol. 4, no. 1, July 2024, pp. 1-8, https://penerbit.uthm.edu.my/ojs/index.php/jsmbe/article/view/17995.