TY  - RPRT
TI  - Abstracts of the U.S. Geological Survey, central region; 1988 poster review
AU  - Charles E. Barker
AU  - A. B. Coury
PY  - 1988
DO  - 10.3133/ofr88643
UR  - https://pubs.usgs.gov/publication/ofr88643
ID  - ofr88643
ER  -