Sandvol, E., Al-Damegh, K., Calvert, A., Seber, D., Barazangi, M., Mohamad, R., Gök, R., Türkelli, N., Gürbüz, C., “Tomographic Imaging of Lg and Sn Propagation in the Middle East”, Pure and Applied Geophysics, 158, 7, 1121-1163, 2001.