Experimental Analysis on Properties of M15 and M20 Concrete Brick Sample with Partial Replacement of Sand by Crumb Rubber and Coarse Aggregate by Expanded Polystyrene. J. Adv. Coll. Engin. Mgt. [Internet]. 2022 Aug. 25 [cited 2026 Jul. 13];7(1):147-56. Available from: https://nepjol.info/index.php/JACEM/article/view/47340