1. G. E. Stevens; Private communication.
2. H. F. Fukuoka, H. Toda and T. Yamane, Exp. Mech. 18 (7), 277 (1978).
3. AMD-Vol. 6;H Fukuoka,1984
4. K. Tiitto, “Solving Internal Stress Measurement Problems”, in Nondestruvctive Methods for Material Property Determination, Edited by C. O. Ruud and R. E. Green, Jr. (Plenum Press, New York, 1984).
5. Y. Shapira, “Acoustic Wave Propagation in High Magnetic Fields”, Physical Acoustics Vol. V, Edited by W. P. Mason (Academic Press, New York, 1968).