1. Theoretical Mechanics;Suslov,1946
2. Asymptotic Methods in the Theory of Nonlinear Oscillations;Bogoliubov,1964
3. The Averaging Method in the Theory of Nonlinear Oscillatory Systems;Volosov,1971
4. On the motion of a satellite about its center of mass under the action of gravitational moments;Chernous'ko;PMM,1963
5. Dynamics of the Uncontrollable Motion of Aircrafts when Entering the Atmosphere;Kuz'mak,1970