%0 Journal Article %T Core system with concentrated masses as a calculated model of the spherical movement of the aircraft %A samonov, s.a. %K distributed mass, concentrated mass, rotation around a fixed point (spherical), substitution, balance weight, double gimbal, Lagrange equations, inertial equivalence, nutation, precession, inertialess stop, gyroscopic effects %J Journal of Technical Research %D 2019 %N 5 %P 9 %I INFRA-M Academic Publishing LLC.