SOME PROBLEMS FOR SOBOLEV SPACES ON THE HALF-LINE Article Kalyabin G.A. Proceedings of the Steklov Institute of Mathematics. Vol. 255. 2006. P. 150-158
SOLVABILITY CONDITIONS FOR NONLINEAR EQUATIONS ON A CONE IN A NEIGHBORHOOD OF AN ANORMAL POINT Article Arutyunov A.V. Proceedings of the Steklov Institute of Mathematics. 2005.
SOME ESTIMATES OF THE REACHABLE SET FOR THE CONTROLLED VAN DER POL EQUATION Article Nikolʹskii M.S., Aboubacar Moussa Proceedings of the Steklov Institute of Mathematics. 2000.