Amr R. El-gamal, Ashraf Essa and Ayman Ismail (2014),Tethers tension force effect in the response of a squared tension leg platform subjected to ocean waves, Ocean Systems Engineering , Volume 4, Number 4, December 2014, pages 327-342 Hala M. Refat, Amr R. El-gamal (2014), Influence of the Density of Water on the Dynamic Behavior of Square Tension Leg Platform, American Journal of Civil Engineering and Architecture, Vol. 2, No. 4, 122-129 Amr R. El-gamal, Ashraf Essa, Ayman Ismail (2014), Effect of Tethers Tension Force on the Behavior of Triangular Tension Leg Platform , American Journal of Civil Engineering and Architecture, Vol. 2, No. 3, 107-114 • Amr R. El-gamal, Ashraf Essa, Ayman Ismail (2013), Effect of Tethers Tension force in the Behavior of a Tension Leg Platform Subjected to Hydrodynamic force, International Journal of Civil, architectural Science and Engineering, Vol.7 ,No.12, 651-658 Amr R. El-gamal, Ashraf Essa, Ayman Ismail(2013), Influence of Tether Length in the Response Behavior of Square Tension Leg Platform in Regular Waves, International Journal of Civil, architectural Science and Engineering, Vol.7 ,No.12, 617-624 • Amr R. El-gamal, Ashraf Essa, (2014), Influence of Tether Length in the Response Behavior of Square Tension Leg Platform in Regular Waves, International Journal of Ocean System Engineering, 4 (1), pp. 19-28. • Abou-Rayan, A.M. and El-gamal, A.R., (2013), Response of Triangular Tension Leg Platforms to Hydrodynamic Forces, International Journal of Civil engineering (IJCE) , ISSN 2278-9987, Vol. 2, Issue 3, July 2013, 69-84 • Abou-Rayan, A.M. and El-gamal, A.R., (2013), Wave Induced Motion of a Triangular Tension Leg Platforms in Deep Waters, Ocean Systems Engineering, 3 (2), pp. 149-165. Abou-Rayan, A.M., Seleemah, A., and El-gamal, A.R., (2012), Response of Square Tension Leg Platforms to Hydrodynamic Forces, Ocean Systems Engineering, 2 (2), pp. 115 – 135. • A. M. Abou-Rayan, Ayman A. Seleemah, and Amr R. El-gamal, (2010), Wave induced motions of a squared tension leg platform in deep waters, Al-Azhar University Engineering Journal, Vol. 5, No. 1, Dec. 2010, pp. 340-360. APPLICATION OF AEM IN PROGRESSIVE COLLAPSE DYNAMICS ANALYSIS OF R.C. STRUCTURES PROGRESSIVE COLLAPSE ANALYSIS OF 2-D RC FRAMES USING AEM