Russia

KolominV.I.Astrahan State University, 20a, Tatishcheva Str., Astrakhan, 414056, Russiaelkinmd@mail.ru

KudryashovaA.A.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83bmedvedev@yandex.ru

RöpkeG.Universität Rostock, Germany, Rostock, Rostock, 10, Universitätsplatzisv-new@mail.ru

IlyineS.V.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83isv-new@mail.ru

BlaschkeD.B.University of Wrocław, Grodzka, Wroclaw, Lower Silesian Voivodeship, Polandisv-new@mail.ru

KleshchevskayaS.V.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83alex2222@gmail.com

ShabuninA.V.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83astakhov@chaos.ssu.runnet.ru

NekhodtsevaE.I.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83astakhov@chaos.ssu.runnet.ru

AstakhovV.V.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83astakhov@chaos.ssu.runnet.ru

SaliyI.N.Saratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83_@n.a

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