Our thanks to Mikhail Fridberg who made this information available via a posting to the RusTex listserver. Relcom has a mail distribution service that everyone can subscribe to. It is not a listserve, since it uses different commands.
Subject is ignored.
Command name can be in upper or lower case, all other arguments are case sensitive. All subsequent commands are ignored. LIST Give the list of all news groups with brief description. LIST hierarchy Give the list of news groups from the given hierarchy. In order to get the articles you interested in simply uncomment corresponding commands and send it back to server.