@misc{zerbst_an_overview_2003, 
author={Zerbst, U., Schwalbe, K.-H., Ainsworth, R.A.},
title={An overview of failure assessment methods in codes and standards},
year={2003},
howpublished = {GKSS report},
note = {Zerbst, U.; Schwalbe, K.; Ainsworth, R.: An overview of failure assessment methods in codes and standards. In: Milne, I.; Ritchie, R.; Karihaloo, B. (Ed.): Comprehensive Structural Integrity - Practical Failure Assessment Methods. Oxford: Elsevier. 2003. 1-48.}}