TY - RPRT TI - Occurrence of strontium in the surface and ground waters of Champaign county, Ohio AU - A.J. Feulner AU - J.H. Hubble PY - 1960 DO - 10.2113/gsecongeo.55.1.176 UR - https://pubs.usgs.gov/publication/70220587 ID - 70220587 ER -