H. Matti R, Rafi K. Al-bazzaz D. Buckling behavior of aluminum plate with circular and elliptical shapes of central cutout. AREJ [Internet]. 2013 Jun. 1 [cited 2025 Sep. 27];21(3):1-10. Available from: https://jwups.uomosul.edu.iq/index.php/arej/article/view/30909