STRUCTURAL BEHAVIOR OF EMBEDDED SHEAR HEAD IN MODIFIED REACTIVE POWDER FLAT PLATE CONCRETE WITH OPENING. J. eng. sustain. dev. [انترنت]. 1 مايو، 2017 [وثق 19 مايو، 2024];21(3):102-18. موجود في: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/538