TY  - RPRT
TI  - Vegetation mapping of the National Petroleum Reserve in Alaska using Landsat digital data
AU  - L.A. Morrissey
AU  - R.A. Ennis
PY  - 1981
DO  - 10.3133/ofr81315
UR  - https://pubs.usgs.gov/publication/ofr81315
ID  - ofr81315
ER  -