“Effect of Size and Location of Openings on the Structural Behavior of Walls of Reinforced Self-Compacting Concrete Incorporating Attapulgite As a Partial Replacement of Cement”. 2024. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ) 55 (1): 105-21. https://doi.org/10.55562/j0h9z376.