@article{68,
  author = {Mohammad Khayamian and Behzad Behravesh and Hamid Jahed},
  title = {Incorporation of asymmetric yield and hardening behaviour in axisymmetric elastoplastic problems},
  year = {2016},
  journal = {Materials & Design},
  volume = {99},
  pages = {490-499},
  publisher = {Elsevier},
}