1. Symmetries and regular behaviour of Hamiltonian systems;Kozlov;Chaos,1996
2. Experience in the Hydromechanics of a Compressible Fluid;Fridman,1934
3. The frozen-in condition for a direction field, small denominators and chaotization of the steady flows of a viscous fluid;Kozlov;Prikl. Mat. Mekh.,1999
4. Turbulence. The Legacy of A. N. Kolmogorov;Frisch,1996
5. Remarks on the steady turbulent motions of a continuous medium;Kozlov;Prikl. Mat. Mekh.,1983