TY  - GEN
TI  - Trajectories of Artificial Celestial Bodies: As Determined from Observations
PY  - 1966///
CY  - Berlin, Heidelberg, New York
PB  - Springer - Verlag
N1  - Contine index si bibliografie pe capitole; Proceedings of Symposium Held in Paris, april 20-23,1965
ER  -