Ershkov Sergey V. (2001) Self-similar solutions to the complete system of Navier�Stokes equations for axially symmetric swirling flows of a viscous compressible gas. Computational Mathematics and Mathematical Physics, ������������ Pergamon Press Ltd. (United Kingdom), ��� 41, � 7, �. 1064-1071.
Ershkov Sergey V. (2012) Yarkovsky effect in modified photogravitational 3-bodies problem. International journal of pure and applied mathematics : IJPAM, ������������ Academic Publications (Sofia, Bulgaria), ��� 78, � 3, �. 395-402.
Ershkov Sergey V. (2012) The Yarkovsky effect in generalized photogravitational 3-body problem. Planetary and Space Science, ������������ Elsevier BV (Netherlands), ��� 73, � 1, �. 221-223.
Ershkov Sergey V. (2014) Quasi-periodic solutions of Einstein-Friedman equations. International journal of pure and applied mathematics : IJPAM, ������������ Academic Publications (Sofia, Bulgaria), ��� 90, � 4, �. 465-469.
Ershkov Sergey V. (2014) New exact solution of Euler's equations (rigid body dynamics) in the case of rotation over the fixed point. Archive of Applied Mechanics, ������������ Springer Verlag (Germany), ��� 84, � 3, �. 385-389.
Ershkov Sergey V. (2015) Stability of the Moons Orbits in Solar System in the Restricted Three-Body Problem. Advances in Astronomy, ��� 2015, � Article number 615029, �. 1-7.
Ershkov Sergey V. (2015) Quasi-periodic non-stationary solutions of 3D Euler equations for incompressible flow. Journal of King Saud University - Science, ������������ King Saud University (Saudi Arabia), ��� 27, � 4, �. 369-374.
Ershkov Sergey V. (2015) On existence of general solution of the Navier-Stokes equations for 3D non-stationary incompressible flow. International Journal of Fluid Mechanics Research, ������������ Begell House (United States), ��� 42, � 3, �. 206-213.
Ershkov Sergey V. (2015) Exact solution of Helmholtz equation for the case of non-paraxial Gaussian beams. Journal of King Saud University - Science, ������������ King Saud University (Saudi Arabia), ��� 27, � 3, �. 198-203.
Ershkov Sergey V. (2016) On the invariant motions of rigid body rotation over the fixed point, via Euler�s angles. Archive of Applied Mechanics, ������������ Springer Verlag (Germany), ��� 86, � 7, �. 1-8.
Ershkov Sergey V. (2016) Non-stationary helical flows for incompressible 3D Navier-Stokes equations. Applied Mathematics and Computation (New York), ������������ Elsevier BV (Netherlands), ��� 274, �. 611-614.
Ershkov Sergey V. (2016) Non-stationary Riccati-type flows for incompressible 3D Navier�Stokes equations Computers and Mathematics with Applications, ������������ Pergamon Press Ltd. (United Kingdom), ��� 71, � 7, �. 1392-1404.
Ershkov Sergey V. (2016) About existence of stationary points for the Arnold-Beltrami-Childress (ABC) flow. Applied Mathematics and Computation (New York), ������������ Elsevier BV (Netherlands), ��� 276, �. 379-383.
Ershkov Sergey V. (2016) A procedure for the construction of non-stationary Riccati-type flows for incompressible 3D Navier-Stokes equations. Rendiconti del Circolo Matematico di Palermo, ��� 65, � 1, April 2016, �. 73-85.