ITU Operational Bulletin
Messages complement to ITU-T Recommendation
ITU-T Recommendation L.1000
L.1000
Last approved: 31.V.2011
Referenced in 2 issues of the Bulletin.
2019
1 amendmentDate / Message
Messages complement to ITU-T Recommendation
Last approved: 31.V.2011
Referenced in 2 issues of the Bulletin.