فهرس المقالات amir bahador khalkhali المقاله 1 - Design and Analysis of Bicycle Helmet Made of PETg and ABS with Honeycomb Structure Against External Impacts using Abaqus Software 10.30495/admt.2021.1896746.1185 sajjad pakzad ahad shah hoseini Maryam Dehghani amir bahador khalkhali International Journal of Advanced Design and Manufacturing Technology , العدد 54 , السنة 14 , زمستان 2024