Wittke, K.K.WittkeKiesing, M.M.KiesingSteffens, H.-D.H.-D.SteffensMeininghaus, T.T.Meininghaus2022-03-032022-03-031997https://publica.fraunhofer.de/handle/publica/190059en621671Closed gap solder joints with steel C15 and C45journal article