@misc{negre_crack_extension_2003, 
author={Negre, P.,Steglich, D.,Brocks, W.},
title={Crack extension in laser weld material},
year={2003},
howpublished = {conference lecture: Duesseldorf (D); 24.11.2003},
note = {Online available at: \url{} (DOI). Negre, P.; Steglich, D.; Brocks, W.: Crack extension in laser weld material. Sitzung des FA Computersimulation. Duesseldorf (D), 2003.}}