King-Hele, D.
Observing earth satellites / D. King-Hele - London : Macmillan, 1983. - 184p.
9780442248772
Artificial satellites
Space research
629.46
Observing earth satellites / D. King-Hele - London : Macmillan, 1983. - 184p.
9780442248772
Artificial satellites
Space research
629.46