1. On the behavior, according to Newtonian theory, of a plumb line or pendulum attached to an artificial satellite;Synge;Proc. Roy. Irish Acad. Ser. A,1959
2. Equilibrium and stability of a pendulum in an orbiting spaceship;Blitzer;Am. J. Phys.,1979
3. Equilibrium positions of a pendulum in an artificial satellite;Sarychev;Kosmich. Issled.,2000
4. Relative equilibrium positions of two bodies connected by a spherical hinge in a circular orbit;Sarychev;Kosmich. Issled.,1967