TY  - RPRT
TI  - Q for P waves in the sediments of the Virginia Coastal Plain
AU  - M.C. Chapman
AU  - J.N. Beale
AU  - R. D. Catchings
PY  - 2008
DO  - 10.1785/0120070170
UR  - https://pubs.usgs.gov/publication/70000305
ID  - 70000305
ER  -