1. S. Sun, D. Li, I.K. Bjørnø, Experimental studies on two sphere scattering, in: R. Zhang, J. Zhou (Eds.), Proc. Int. Conf. on Shallow-water Acoustics, China Ocean Press, Beijing, China, 1997, p. 439
2. J.P. Sessarego, J. Sageloli, J.L. Rossi, Acoustical interaction between two spherical air-filled shells, in: P.P. Delsanto, A.W. Sáenz (Eds.), New Perspectives on Problems in Classical and Quantum Physics, Gordon and Breach, Amsterdam, 1998, p. 229
3. A.C. Molero, R. Carbó, Study of scattering from a linear array of spherical shells, in: A. Alippi, G.B. Cannelli (Eds.), Proc. Fourth European Conf. on Underwater Acoustics, CNRIDAC, Rome, Italy, 1998, p. 463
4. Acoustic scattering resonances: relation to external and internal surface waves;Überall;Appl. Mech. Rev.,1996
5. L.R. Dragonette, Ph.D Thesis, The Catholic University of America, Washington, DC 20064, 1978, NRL Report 8216, Naval Research Laboratory, Washington, DC 20375, September 1978