@misc{zerbst_application_of_2005, 
author={Zerbst, U.},
title={Application of fracture mechanics to railway components - An overview},
year={2005},
howpublished = {conference lecture: Turin (I);},
note = {Zerbst, U.: Application of fracture mechanics to railway components - An overview. International Conference on Fracture, ICF 11. Turin (I), 2005.}}