@misc{graff_micromechanical_modeling_2007, 
author={Graff, S.},
title={Micromechanical Modeling of the Deformation of HCP Metals (Dissertation)},
year={2007},
howpublished = {doctoral thesis,GKSS report},
note = {Online available at: \url{} (DOI). Graff, S.: Micromechanical Modeling of the Deformation of HCP Metals (Dissertation). TU Berlin, FB Verkehrs- und Maschinensysteme, 2007.}}