@misc{muehlich_on_the_2003, 
author={Muehlich, U.,Brocks, W.},
title={On the numerical integration of a class of pressure-dependent plasticity models including kinematic hardening},
year={2003},
howpublished = {journal article,GKSS report},
doi = {https://doi.org/10.1007/S00466-003-0454-Z},
note = {Online available at: \url{https://doi.org/10.1007/S00466-003-0454-Z} (DOI). Muehlich, U.; Brocks, W.: On the numerical integration of a class of pressure-dependent plasticity models including kinematic hardening. Computational Mechanics. 2003. vol. 31, 479-488. DOI: 10.1007/S00466-003-0454-Z}}