@article{article0922985e,
title   = {Large deformation analysis of functionally graded elastoplastic materials via solid tetrahedral finite elements},
author = {Pascon, João Paulo and Coda, Humberto Breves},
year = {2015},
doi = {10.1016/j.compstruc.2014.09.005},
journal   = {Computers and Structures}
}