@misc{yuan_quantification_of_1995, 
author={Yuan, H.,Lin, G.,Cornec, A.},
title={Quantification of crack constraint effects in an austenitic steel},
year={1995},
howpublished = {journal article,GKSS report},
note = {Online available at: \url{} (DOI). Yuan, H.; Lin, G.; Cornec, A.: Quantification of crack constraint effects in an austenitic steel. International Journal of Fracture. 1995. vol. 71, 273-291.}}