As a .rar file, it is a compressed archive. You need extraction software like WinRAR, 7-Zip, or Unarchiver to view the documents inside.
Due to the way the database is indexed, the same archive file name is mapped to different academic subjects depending on the department or faculty listings: 22469.rar
Could you clarify if you are looking for the of this file or if you encountered this file name on a different platform ? Труды ППС | Альма-матер As a .rar file
Avoid downloading files with this exact name from third-party, non-academic websites, as arbitrary files can easily be renamed to mask malware or phishing schemes. 22469.rar