Russia

ShabrykinaNataliaSergeevna Saratov State University, Russia, Saratov, Astrakhanskaya 83 sns@theormech.pstu.ac.ru

OlshanskyVladimirYurevich Saratov State University, Russia, Saratov, Astrakhanskaya 83 olsh@techn.sstu.ru

ChernovIgorAlekseevich Saratov State University, Russia, Saratov, Astrakhanskaya 83 ChernovIA@info.sgu.ru

KuznetsovaE.O. Saratov State University, Russia, Saratov, Astrakhanskaya 83 Jane-83@yandex.ru

KamenskiyA.V. Saratov State University, Russia, Saratov, Astrakhanskaya 83 avkamensky@gmail.com

ElshinMichaelAnatolievich Saratov State University, Russia, Saratov, Astrakhanskaya 83 michael_ema@mail.ru

MatveevaJuliaVasilyevna Saratov State University, Russia, Saratov, Astrakhanskaya 83 juliamatveeva2015@gmail.com

LukyanenkoOlgaAleksandrovna Saratov State University, Russia, Saratov, Astrakhanskaya 83 olgalukyanenko@mail.ru

ZinchenkoNataliaAlekseevna Belgorod State National Research University, 85, Pobedy st., 308015, Belgorod, Russia zinchenko@bsu.edu.ru

Mirzayanov MikhailRasihovich Saratov State University, Russia, Saratov, Astrakhanskaya 83 mirzayanovmr@gmail.com

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