TY  - RPRT
TI  - ERTS data user investigation to develop a multistage forest sampling inventory system
AU  - Langley, P. G.
AU  - Vanroessel, J. W.
AU  - Wert, S. L.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19730013556
ID  - 19730013556
ER  -