TY  - RPRT
TI  - GEOPROGRAM; a program for geologic photogrammetry on the Kern DSR analytical plotter; users manual
AU  - K.S. Dueholm
PY  - 1989
DO  - 10.3133/ofr89481
UR  - https://pubs.usgs.gov/publication/ofr89481
ID  - ofr89481
ER  -