TY  - RPRT
TI  - Vegetation map of the Colorado Springs-Castle Rock area, Front Range Urban Corridor, Colorado
AU  - J. W. Marr
AU  - D. G. Steward
PY  - 1979
DO  - 10.3133/i857g
UR  - https://pubs.usgs.gov/publication/i857G
ID  - i857G
ER  -