TY  - RPRT
TI  - Introduction and summary of findings
AU  - Kent Turner
AU  - Michael R. Rosen
AU  - Steven L. Goodbred
AU  - Jennell M. Miller
PY  - 2012
DO  - 10.3133/70042972
UR  - https://pubs.usgs.gov/publication/70042972
ID  - 70042972
ER  -