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. GorettaJ. Phys. IV France, 06 C8 (1996) C8-481-C8-484DOI: https://doi.org/10.1051/jp4:19968104