Holler, P.P.HollerArnold, W.W.ArnoldMorsch, A.A.MorschPangraz, S.S.PangrazQuinten, A.A.Quinten2022-03-032022-03-031991https://publica.fraunhofer.de/handle/publica/18043310.1016/0029-5493(91)90251-Cen620658670Recent progress in high-frequency ultrasonics in non-destructive testing and acoustic microscopyjournal article