1990-8644 1990-8644 S1990-86442022000500275 Russian Federation 00 10 2022 00 10 2022 18 88 275 279

2021 9 2 2 2769-82 2021 32 2000 2022 18 87 87 134-41 2022 13 6 6 2007 2021 Ministry of Education and Science of Russia 2015 Ministry of Education and Science of Russia 2016 2021 9 3 3 3043-62