%0 conference lecture %@ %A Schwalbe, K.-H., Cornec, A., Heerens, J. %D 1991 %J Defect assessment in components: fundamentals and applications; Proceedings of the European Symposium on Elastic-Plastic Fracture Mechanics: Elements of Defect Assessment %P 1111-1124 %T The engineering treatment model (ETM): a simple method for estimating the driving force under elastic-plastic and plane stress conditions %U %X