MGDS References
Morgan, J.V., M.R. Warner, G.S. Collins, R.A.F. Grieve, G.L. Christeson, S.P.S. Gulick, and P.J. Barton, "Full waveform tomographic images of the peak ring at the Chicxulub impact crater", J. Geophys. Res., 116: , 2011, DOI 10.1029/2010JB008015. (View Reference)
