Вестник Чувашского государственного педагогического университета им. И. Я. Яковлева

The journal ensures the long-term preservation of its published content so that it remains accessible in the future, independently of the state of the journal's website.

• The full texts of the articles and their metadata are deposited and stored in the Russian Science Citation Index (eLibrary.ru).
• The article metadata and full texts are also provided to the All-Russian Mathematical Portal Math-Net.Ru.
• Article metadata together with the digital object identifiers (DOI) are deposited with Crossref and remain permanently available.
• Each article is assigned a persistent DOI that provides a stable link to the publication.
• Electronic and printed copies of the issues are kept by the editorial office and the publisher; the legal-deposit copy of the printed edition is submitted for state preservation in accordance with the law.
• Authors are permitted to self-archive the published version of the article in repositories and on personal pages (CC BY 4.0 licence).

If necessary, the journal may join additional international digital-preservation services.