TY  - RPRT
TI  - Evaluation of coal-mining impacts using numerical classification of benthic invertebrate data from streams draining a heavily mined basin in eastern Tennessee
AU  - A.D. Bradfield
PY  - 1986
DO  - 10.3133/wri854289
UR  - https://pubs.usgs.gov/publication/wri854289
ID  - wri854289
ER  -