TY  - RPRT
TI  - A computer program to trace seismic ray distribution in complex two-dimensional geological models
AU  - Nazieh K. Yacoub
AU  - James H. Scott
PY  - 1970
DO  - 10.3133/70042621
UR  - https://pubs.usgs.gov/publication/70042621
ID  - 70042621
ER  -