Arkhangelsk
TurobovaTatyanaAlexandrovnaNorthern (Arctic) Federal University named after M. V. Lomonosov, 17 Naberezhnaya Severnoy Dviny, Arkhangelsk 163002, Russiaturobova.t@edu.narfu.ru
GubaidullinMarcelGaliullovichNorthern (Arctic) Federal University named after M. V. Lomonosov, 17 Naberezhnaya Severnoy Dviny, Arkhangelsk 163002, Russiam.gubaidulin@narfu.ru