«Izvestiya VUZ. AND», 2018, Vol. 26, Iss. 6 To the 100th anniversary of physical and mathematical education at Saratov State University Full Text (PDF): maket_6-2018_2.pdf Content Nonlinear Dynamics in Action Anikin V. M. «Bifurcation chronicle» of Saratov University Department of physics and mathematics. 1917–1945 5 Applied Problems of Nonlinear Oscillation and Wave Theory Kuznetsov A. P., Rahmanova A. Z., Savin А. V. The effect of symmetry breaking on reversible systems with myxed dynamics 20 Nonlinear Waves. Solitons Blinkov Y. A., Evdokimova E. V., Mogilevichm L. I. Nonlinear waves in cylinder shell containing viscous liquid, under the impact of surrounding elastic medium and structural damping in longitudinal direction 32 Innovations in Applied Physics Simakov V. V., Sinev I. V. Non-additive influence of water vapor and lighting on the conductivity of tin dioxide film at room temperature 48 Odintsov S. A., Sadovnikov А. V. Nonlinear spin-wave propagation in the nonidentical magnonic structures 59 Adilova А. B., Ryskin N. M. Study of synchronization in the system of two delay-coupled gyrotrons using a modified quasilinear model 68 Methodical Papers on Nonlinear Dynamics Uchaikin V. V., Litvinov V. A. Nonlinear perturbation theory based on the variational principle: Model examples 82