Rajasekhar Mekala, Sathish Kumar. V. Flexural Study of Lightweight Concrete Beams casted of Oil Palm Shell (OPS) Aggregates. J. Adv. Zool. [Internet]. 2023 Nov. 29 [cited 2024 Jul. 22];44(3):1559-73. Available from: https://jazindia.com/index.php/jaz/article/view/2371