TY  - RPRT
TI  - Natural Resource Information System, remote sensing studies
AU  - Leachtenauer, J.
AU  - Hirsch, R.
AU  - Williams, V.
AU  - Tucker, R.
PY  - 1972
UR  - https://ntrs.nasa.gov/citations/19720021643
ID  - 19720021643
ER  -