To become a member and obtain information about the general events of the Euro-GDR, it suffices to send the following message subscribe eurogdr-l lastname firstname (replacing the latter by one's last and first name) to listserv@in2p3.fr. One signs off by sending the message signoff eurogdr-l to the same address. The process is the same for any other mailing list.

LISTSERV documentation

How to join and leave a mailing list