1. R. S. Sulikashvili, “Stationary motions of tetrahedron and octahedron in the central gravitational field,” in Problems of Stability and Motion Stabilization (Dorodnicyn Computing Centre, USSR Acad. Sci., Moscow, 1987), pp. 57–66 [in Russian].
2. R. S. Sulikashvili, “On the stationary motions in a Newtonian field of force of a body that admits of regular polyhedron symmetry groups,” J. Appl. Math. Mech. 53 (4), 452–456 (1989). https://doi.org/10.1016/0021-8928(89)90051-8
3. A. A. Burov and R. S. Sulikashvili, “On the motion of a rigid body possessing a finite group of symmetry,” Prépublication du C.E.R.M.A. Ecole Nationale des Ponts et Chaussées No. 17 (1993).
4. A. V. Karapetyan and I. I. Naralenkova, “The bifurcation of the equilibria of mechanical systems with symmetrical potential,” J. Appl. Math. Mech. 62 (1), 9–17 (1998). https://doi.org/10.1016/S0021-8928(98)00021-5
5. I. I. Naralenkova, “On the branching and stability of equilibrium positions of a rigid body in a Newtonian field,” in Problems of Stability and Motion Stabilization (Dorodnicyn Computing Centre, RAS, Moscow, 1995), pp. 53–60 [in Russian].