S.N. Nikulina1, T.R. Kulakovsky2, I.K. Belova3, N.Yu. Fateeva4

1,2 Patrice Lumumba Peoples' Friendship University of Russia, "Institute of Ecology (Moscow, Russia)

3,4 Kaluga Branch of the Bauman Moscow State Technical University (National Research University (Kaluga, Russia)
1 Voinsveta579@mail.ru, 2 ktr3089@mail.ru, 3 belova.ik@bmstu.ru, 4 natalia7906@yandex.ru