TY  - RPRT
TI  - Fold patterns, lateral ramps and seismicity in central Pennsylvania
AU  - H. A. Pohn
AU  - J.L. Coleman
PY  - 1991
DO  - 10.1016/0040-1951(91)90389-a
UR  - https://pubs.usgs.gov/publication/70016777
ID  - 70016777
ER  -