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| Funding sponsor | Funding number | Acronym |
|---|---|---|
| Russian Foundation for Basic Research | 19-011-00096 | РФФИ |
| Government Council on Grants, Russian Federation |
Acknowledgments. The present research was supported by the Government of the Russian Federation (Act № 211, Contract № 02.A03.21.0006) and the Russian Foundation for Basic Research, project № 19-011-00096 “Education as a Resource for the Preservation and Development of the Social Community of People of the Third Age”.
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