TY - JOUR AU - Nejad, Mohammad AU - Gharibi, Mahboobeh TI - Effect of Material Gradient on Stresses of Thick FGM Spherical Pressure Vessels with Exponentially-Varying Properties JO - Journal of Advanced Materials and Processing VL - 2 IS - 3 SP - 39 EP - 46 PY - 2014 DO - ER -