TY - RPRT TI - Approximate location of the 10,000-milligram-per-liter dissolved-solids boundary in the Silurian and Devonian carbonate-rock aquifer, southwestern and northern Indiana AU - Douglas J. Schnoebelen AU - E. F. Bugliosi AU - R. H. Hanover AU - J.A. Rupp PY - 1998 DO - 10.3133/wri954071 UR - https://pubs.usgs.gov/publication/wri954071 ID - wri954071 ER -