1. The Motion of an Artificial Satellite about Its Center of Mass;Beletskii,1966
2. The Motion of an Artificial Satellite about the Centre of Mass in a Gravitational Field;Beletskii,1975
3. Sarychev VA. Problems of the orientation of artificial satellites. In: Results of Science and Technology. Space Researcg, Vol. 11. Moscow: VINITI; 1978.
4. Linear Hamiltonian Systems and Some Problems in the Stability of the Motion of a Satellite about the Centre of Mass;Markeyev,2009
5. Sur certaines vibrations d’orde supérieur et d’intensité anomale, vibrations de relation, dans les méchanismes à plusieurs degrés de liberté;Korteweg;Arch Néderl Sci Exactes Nat Ser,1898