TY  - RPRT
TI  - What to do about coal.
AU  - David G Hawkins
AU  - Daniel A Lashof
AU  - Robert H Williams
PY  - 2006
DO  - 10.1038/scientificamerican0906-68
UR  - https://pubmed.ncbi.nlm.nih.gov/16925038/
ID  - 16925038
ER  -