Numerical Investigation of the Effect of Post Notching Size and Location on the Behavior of Reinforced Concrete Beam before and after Strengthening. Tikrit j. eng. sci. [Internet]. 2026 May 6 [cited 2026 Sep. 10];33(1):1-17. Available from: https://tj-es.com/ojs/index.php/tjes/article/view/2380