TY  - RPRT
TI  - Preliminary digital Quaternary geologic map data for Indiana
AU  - D. R. Soller
AU  - Wai-See Moy
PY  - 1993
DO  - 10.3133/ofr93268a
UR  - https://pubs.usgs.gov/publication/ofr93268A
ID  - ofr93268A
ER  -