TY  - RPRT
TI  - Using U.S. Geological Survey data in material flow analysis: An introduction
AU  - S.F. Sibley
PY  - 2009
DO  - 10.1111/j.1530-9290.2009.00160.x
UR  - https://pubs.usgs.gov/publication/70035610
ID  - 70035610
ER  -