I. Chikichev and B.B. Guzina (2008). “Generalized topological derivative for the Navier equation and inverse scattering in the time domain”, Comp. Meth. Appl. Mech. Eng,, 197, 4467-4484

I. Chikichev and B.B. Guzina (2008). “Generalized topological derivative for the Navier equation and inverse scattering in the time domain”, Comp. Meth. Appl. Mech. Eng,, 197, 4467-4484 Article