TY  - RPRT
TI  - Shaded-relief and color shaded-relief maps of the Willamette Valley, Oregon
AU  - R. W. Givler
AU  - Ray E. Wells
PY  - 2001
DO  - 10.3133/ofr01294
UR  - https://pubs.usgs.gov/publication/ofr01294
ID  - ofr01294
ER  -