Farqubar. Robert W.
The Control and use of librarion-poin satellites [NASA] / .- Washington, D.C.: National aeronautics and space administration, 1970 .- 125p. .- ( National aeronautics and space administration
The Control and use of librarion-poin satellites [NASA] / .- Washington, D.C.: National aeronautics and space administration, 1970 .- 125p. .- ( National aeronautics and space administration