ITU Operational Bulletin
Messages complement to ITU-T Recommendation
ITU-T Recommendation P.1203.1
P.1203.1
Last approved: 1.XII.2016
Referenced in 3 issues of the Bulletin.
2019
1 amendmentDate / Message
Messages complement to ITU-T Recommendation
Last approved: 1.XII.2016
Referenced in 3 issues of the Bulletin.