TY  - RPRT
TI  - Archive report for most USGS seismic refraction investigations conducted between 1978 and 1991
AU  - Janice M. Murphy
PY  - 2000
DO  - 10.3133/ofr00507
UR  - https://pubs.usgs.gov/publication/ofr00507
ID  - ofr00507
ER  -