TY  - RPRT
TI  - Numerical list of U.S. Geological Survey Trace Elements Reports to April 30, 1953
AU  - Virginia K. Blatcher
AU  - Jane H. Wallace
PY  - 1953
DO  - 10.3133/tei325
UR  - https://pubs.usgs.gov/publication/tei325
ID  - tei325
ER  -