TY  - RPRT
TI  - Toxicity of 33 NCS to freshwater fish and sea lamprey
AU  - Leif L. Marking
AU  - Everett L. King
AU  - Charles R. Walker
AU  - John H. Howell
PY  - 1970
UR  - https://pubs.usgs.gov/publication/70171176
ID  - 70171176
ER  -