TY  - GEN
AU  - Freden, Stanley C., Ed.
AU  - 
ED  - Symposium on significiant obtained from earth resources technology satellite-1
TI  - Earth resources technology satellite-1
U1  - 550 
PY  - 1973///
CY  - Greenbelt, Maryland
PB  - Goddard Space Flight Center
KW  - Earth Resources Technology Satellite
N1  - Contents: vol.2 - Summary of results
ER  -