TY  - RPRT
TI  - Preliminary digital data for part of a regional, three-dimensional map of Quaternary sediments; southern Lake Michigan area
AU  - David R. Soller
PY  - 1991
DO  - 10.3133/ofr91356a
UR  - https://pubs.usgs.gov/publication/ofr91356A
ID  - ofr91356A
ER  -