Ultrasonic Studies of Textured Superconducting Bi2Sr2CaCu2O8+y in Magnetic Fields Q. Wang, D.P. Almond, G.A. Saunders, S.B. Palmer, C.M. Lim et K.C. Goretta J. Phys. IV France, 06 C8 (1996) C8-481-C8-484 DOI: 10.1051/jp4:19968104