Imaging the shallow subsurface structure of the North Hikurangi subduction zone, New Zealand, using 2-D full-waveform inversion - Gray, M; Bell, R; Morgan, J; Henrys, S; Barker, D; IODP, Expedition 372 scientists; IODP, Expedition 375 scientists (Journal of Geophysical Research. Solid Earth, 2019)