TY  - RPRT
TI  - A modified ultrasonic pulse-echo-overlap method for determining sound velocities and attenuation of solids.
AU  - Chick, B. B.
AU  - Chung, D. H.
AU  - Silversmith, D. J.
PY  - 1969
UR  - https://ntrs.nasa.gov/citations/19690051578
ID  - 19690051578
ER  -