TY  - RPRT
TI  - Bathymetric contour maps of lakes surveyed in Iowa in 2004
AU  - S. Mike Linhart
AU  - Kris D. Lund
PY  - 2006
DO  - 10.3133/sim2949
UR  - https://pubs.usgs.gov/publication/sim2949
ID  - sim2949
ER  -