1. Flaw detection in concrete by frequency spectrum analysis of impact-echo waveforms;Carino,1986
2. Impact-echo: A new method for inspecting construction materials;Carino;Proc. Conf. NDT&E Manuf. Constr., University of Illinois at Urbana-Champaign,1988
3. Impact-echo method;Sansalone;Concr. Int.,1988
4. Detecting delaminations in concrete slabs with and without overlays using the impact-echo method;Sansalone;ACI Mater. J.,1989
5. Impact-echo response of concrete shafts;Lin;Geotech. Test. J., ASTM,1991