The journal ensures the long-term digital preservation of and free access to all published materials, adhering to the principles of open access and academic integrity in scholarly publishing, through the following tools:


Repositories: Real-time full-text access to all journal publications is provided through the “Archives” section on the journal’s official website and the Institute’s website. The archive contains all issues and individual articles of the journal with no storage time limit. In addition, the journal stores its metadata and full-text articles in the repository of the V. I. Vernadsky National Library of Ukraine of the National Academy of Sciences of Ukraine to ensure protection against data loss.

Technical Measures:
All journal materials are archived in stable electronic formats that ensure their accessibility, reproducibility, and accurate citation in the future: metadata and full-text articles can be indexed in national and international information and scientometric systems. The journal backs up its issues and monitors technological aspects to prevent potential format conversions or software obsolescence.

Accessibility Guarantees:
The journal uses persistent file formats (PDF/A) to ensure the readability of scientific content; assigns a DOI to each document, guaranteeing its discoverability; and adheres to OpenAIRE standards to ensure indexing. The journal’s materials in specialized databases (the journal’s website, the Institute’s website, the website of the V. I. Vernadsky National Library of Ukraine of the National Academy of Sciences of Ukraine, etc.) are available free of charge.