@misc{schwalbe_fracture_mechanics_1990, 
author={Schwalbe, K.-H.,Grueter, L.},
title={Fracture mechanics assessment of austenitic steel pipes using the ETM},
year={1990},
howpublished = {conference lecture: San Francisco, CA (USA); 23.-27.04.1990},
note = {Online available at: \url{} (DOI). Schwalbe, K.; Grueter, L.: Fracture mechanics assessment of austenitic steel pipes using the ETM. ASTM Committee Week. San Francisco, CA (USA), 1990.}}