TY  - RPRT
TI  - Participation in performance-evaluation studies by U.S. Geological Survey National Water Quality Laboratory
AU  - Stephen R. Glodt
AU  - Kimberly D. Pirkey
PY  - 1998
DO  - 10.3133/fs02398
UR  - https://pubs.usgs.gov/publication/fs02398
ID  - fs02398
ER  -