Archiving uses the LOCKSS system to create a distributed archive system between the libraries participating libraries in the system and allows these libraries to create permanent log files for the purpose of saving and restoring Russian State Library (since 2019) - Law No. 77-FZ "On the Mandatory Copy of Documents" as amended on 07/03/2016. TASS. Russian book chamber (since 2019 года) - Law No. 77-FZ "On the Mandatory Copy of Documents" as amended on 07/03/2016. Scientific electronic library CyberLeninka (since 2019) Electronic library system of "LAN" publishing House (since 2019)