TY  - RPRT
TI  - Formation of the Sino-U.S. Centers for Soil and Water Conservation and Environmental Protection
AU  - J. R. Gray
AU  - W. R. Osterkamp
AU  - Scott Christiansen
AU  - W. A. Sprigg
PY  - 2003
UR  - https://pubs.usgs.gov/publication/70128341
ID  - 70128341
ER  -