WASET
Zahan, S. , Zahin, M. , Hossain, M. , Ahsan, R.. "Utilization of Rice Husk Ash with Clay to Produce Lightweight Coarse Aggregates for Concrete ". World Academy of Science, Engineering and Technology, Open Science Index 171, International Journal of Civil and Environmental Engineering, (2021), 15(3), 166 - 171.