Experimental and Design-Oriented Investigation of Rectangular Concrete Columns: Leveraging Low-Cost Steel Clamps and Waste Aggregates. Indones. j. sci. technol. [Internet]. 2026 Sep. 1 [cited 2026 Jul. 23];11(2):417-38. Available from: https://ijost.upi.edu/index.php/ijost/article/view/525