%0 conference paper,conference lecture,GKSS report %@ %A Riekehr, S.,Cam, G.,dos Santos, J. F.,Kocak, M.,Klein, R. M. %D 1998 %J Europaeische Konferenz ueber Laser Materialbearbeitung (ECLAT '98) %N %P 401-411 %T Investigation on Fracture Toughness Behaviour of Laser Beam Welded Steels %U %X