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 April 2024]. Available from: https://publications.waset.org/pdf/5235.