This paper deals with the problem of nonlinear seismic velocity estimation from first-arrival traveltimes obtained from crosshole and downhole experiments in three dimensions. A standard tomographic procedure is applied, ...
Friberg M.; Juhlin C.; Beckholmen M.; Petrov G.A.; Green A.G.(2002)
A new compilation of deep seismic reflection data, in combination with the results of recent geological and isotopic investigations, provides the basis for significantly refined structural and evolutionary models of the ...