@misc{heerens_observations_on_1993, 
author={Heerens, J.,Schwalbe, K.-H.},
title={Observations on a stress based model for estimating the upper end of the fracture transition regime of the rotor steel 1CrMoV},
year={1993},
howpublished = {GKSS report},
note = {Online available at: \url{} (DOI). Heerens, J.; Schwalbe, K.: Observations on a stress based model for estimating the upper end of the fracture transition regime of the rotor steel 1CrMoV. GKSS 93-E-45. 1993.}}