TY  - RPRT
TI  - Frequency-dependent reflection from mechanical discontinuities.
AU  - R P Sawatzky
AU  - T B Moodie
PY  - 1987
DO  - 10.1007/bf02442831
UR  - https://pubmed.ncbi.nlm.nih.gov/3695595/
ID  - 3695595
ER  -