@misc{brocks_a_concept_2004, 
author={Brocks, W.,Anuschewski, P.-G.,Hellmann, D.},
title={A concept for scaling JR-curves by plastic constraint factors},
year={2004},
howpublished = {journal article},
doi = {https://doi.org/10.1023/B:FRAC.0000049505.30379.54},
note = {Online available at: \url{https://doi.org/10.1023/B:FRAC.0000049505.30379.54} (DOI). Brocks, W.; Anuschewski, P.; Hellmann, D.: A concept for scaling JR-curves by plastic constraint factors. International Journal of Fracture. 2004. vol. 130, no. 1, 455-469. DOI: 10.1023/B:FRAC.0000049505.30379.54}}