TY  - RPRT
TI  - Ground-water appraisal of the Pineland Sands area, central Minnesota
AU  - J. O. Helgesen
PY  - 1977
DO  - 10.3133/wri77102
UR  - https://pubs.usgs.gov/publication/wri77102
ID  - wri77102
ER  -