فهرس المقالات Sizing optimization حرية الوصول المقاله صفحة الملخص نص كامل 1 - Sizing optimization of truss structures with discrete design variables using combined PSO algorithm with Special Particles Method Ali Gheibi Reza SojoudiZadeh Hadi Azizian Mahdi Gheibi 10.22094/joie.2024.1973228.2014