TY  - RPRT
TI  - Program for technical assistance in the analysis of land resources
AU  - Eddie L. Schwertz
AU  - George L. Loelkes
AU  - Stephan W. Miller
PY  - 1981
DO  - 10.3133/ofr81701
UR  - https://pubs.usgs.gov/publication/ofr81701
ID  - ofr81701
ER  -