TY  - RPRT
TI  - Willamette Valley Ecoregion: Chapter 3 in Status and trends of land change in the Western United States--1973 to 2000
AU  - Tamara S. Wilson
AU  - Daniel G. Sorenson
PY  - 2012
DO  - 10.3133/pp1794a3
UR  - https://pubs.usgs.gov/publication/pp1794A3
ID  - pp1794A3
ER  -