The Journal develops various procedures aimed at ensuring permanent access to the content hosted on its servers:

• backup;
• monitoring of technological aspects to prevent possible format conversions or outdated software;
• digital preservation metadata;
• use of digital object identifiers (DOIs).

Authors are permitted to deposit all versions of their paper in an institutional, subject or shared repository without an embargo period:

• preprint;
• author's accepted manuscript;
• published article (version of record).

In addition, extra copies of the journal are held in the repository of the V. I. Vernadsky National Library of Ukraine.