Author:Kgaswane, EM; Nyblade, AA; Julia, J; Dirks, PHGM; Durrheim, RJ; Pasyanos, MEDate:Dec 2009The nature of the lower crust across the southern African shield has been investigated by jointly inverting receiver functions and Rayleigh wave group velocities for 89 broadband seismic stations located in Botswana, South Africa and Zimbabwe. ...Read more