| Work address: | 89 Kazanskaya Str., Yelabuga, Yelabuga Institute Main building |
| Office number: | 85 |
| Phone: | 8-8-5557-7-55-96 |
| E-mail: | IAKobelev@ksu.ru |
| Google scholar: | https://scholar.google.ru/citations?view_op=list_works&hl=ru&user=A1SL29oAAAAJ |
| Work address: | 89 Kazanskaya Str., Yelabuga, Yelabuga Institute Main building |
| Office number: | 85 |
| Phone: | 8-8-5557-7-55-96 |
| E-mail: | IAKobelev@ksu.ru |
| Google scholar: | https://scholar.google.ru/citations?view_op=list_works&hl=ru&user=A1SL29oAAAAJ |