Debnath S, Durga Naga Laxmi D. Comparative strength of I section pavement blocks made of PCC mixed with rice husk ash. IJET [Internet]. 2018 Aug. 24 [cited 2024 May 5];7(3.29):326-8. Available from: https://sciencepubco.com/index.php/ijet/article/view/19186