TY  - RPRT
TI  - Method of preparing radioactive cations for tracing ground water
AU  - W.J. Lacey
AU  - W. De Laguna
PY  - 1956
DO  - 10.1126/science.124.3218.402.a
UR  - https://pubs.usgs.gov/publication/70010476
ID  - 70010476
ER  -