SHEHADEH, M., OSMAN, A., ELBATRAN, A.H.A., STEEL, J.A. and REUBEN, R.L. 2021. Investigations of AE signals emitted from dropped indenter on steel pipes' surface. IEEE access [online], 9, pages 147947-147957. Available from: https://doi.org/10.1109/ACCESS.2021.3122915