@misc{dogan_engineering_fracture_2001, 
author={Dogan, B.},
title={Engineering Fracture Mechanics},
year={2001},
howpublished = {lecture: M.E.T.Universitaet, FB Maschinenbau; 02.07.-11.08.2001},
note = {Online available at: \url{} (DOI). Dogan, B.: Engineering Fracture Mechanics. M.E.T.Universitaet, FB Maschinenbau, 2001.}}