@misc{schwalbe_application_of_1991, 
author={Schwalbe, K.-H., Grueter, L.},
title={Application of the engineering treatment model (ETM) to the prediction of the behaviour of a circumferentially cracked pipe},
year={1991},
howpublished = {conference lecture: Freiburg (D);},
note = {Schwalbe, K.; Grueter, L.: Application of the engineering treatment model (ETM) to the prediction of the behaviour of a circumferentially cracked pipe. In: Blauel, J.; Schwalbe, K. (Ed.): Defect assessment in components: fundamentals and applications; Proceedings of the European Symposium on Elastic-Plastic Fracture Mechanics: Elements of Defect Assessment. Freiburg (D). 1991. 1125-1134.}}