%0 conference paper,conference lecture %@ %A Landes, J. D.,Zerbst, U.,Heerens, J.,Petrovski, B.,Schwalbe, K.-H. %D 1992 %J 24th National Symposium on Fracture Mechanics %N %P 171-185 %T Single specimen test analysis to determine lower bound toughness in the transition %U %X