@ARTICLE{
author={Goldstein Robert,Alexandrov Sergei,Vilotic Marko D},
year={2017},
title={Constitutive Equations for Severe Plastic Deformation Processes},
journal={MECHANICS OF COMPOSITE AND MULTI-FUNCTIONAL MATERIALS, VOL 7},
volume={},
number={},
pages={-},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Goldstein Robert,Alexandrov Sergei,Vilotic Dragisa,Sidjanin Leposava P},
year={2016},
title={A Study on the Generation of a Fine-Grained Layer in Upsetting Between Flat and Conical Dies},
journal={EXPERIMENTAL AND APPLIED MECHANICS, VOL 4},
volume={},
number={},
pages={183-190},
document_type={Proceedings Paper},
}