TY  - RPRT
TI  - Aeromagnetic surveying in Wisconsin 1998-99: Digital data files
AU  - R. E. Bracken
AU  - S. W. Nicholson
PY  - 1999
DO  - 10.3133/ofr99527
UR  - https://pubs.usgs.gov/publication/ofr99527
ID  - ofr99527
ER  -