@misc{siegmund_tensile_decohesion_1998, 
author={Siegmund, T., Brocks, W.},
title={Tensile decohesion by local failure criteria},
year={1998},
howpublished = {GKSS report},
note = {Siegmund, T.; Brocks, W.: Tensile decohesion by local failure criteria. Technische Mechanik. 1998. vol. 18, no. 4, 261-270.}}