Md. Harunur Rashid and Md. Keramat Ali Molla and Tarif Uddin Ahmed, Durability of Mortar in Presence of Rice Husk Ash. journal = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology. July 2010, vol. 43(7). 176 - 179 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/5235.