The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of the International Telecommunication Union. The ITU-T is responsible for studying technical, operating and tariff questions and issuing Recommendations on them with a view to
ITU-T N.10 (REV 1)-1993 history
1993ITU-T N.10 (REV 1)-1993 Limits for the Lining-up of International Sound-Programme Links and Connections Study Group IV; 10 pp