TY  - RPRT
TI  - 234U/238U as a ground-water tracer, SW Nevada-SE California
AU  - K.R. Ludwig
AU  - Z. E. Peterman
AU  - K. R. Simmons
AU  - E. D. Gutentag
PY  - 1993
UR  - https://pubs.usgs.gov/publication/70017848
ID  - 70017848
ER  -