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- [13] A FIELD TRIAL OF THE CCITT NO 7 SIGNALING SYSTEM TELE-ENGLISH EDITION, 1985, 39 (02): : 33 - 40
- [14] CCITT SIGNALING SYSTEM NO-7 - SIGNALING CONNECTION CONTROL PART BRITISH TELECOMMUNICATIONS ENGINEERING, 1988, 7 : 32 - 45
- [17] CCITT SIGNALING SYSTEM NO-7 - TRANSACTION CAPABILITIES BRITISH TELECOMMUNICATIONS ENGINEERING, 1988, 7 : 58 - 65
- [18] Field experience with CCITT Number 7 signaling in Alcatel E10 exchanges Electrical communication, 1988, 62 (02): : 190 - 194
- [20] CCITT SIGNALING SYSTEM NO 7 - A TEST EQUIPMENT MANUFACTURERS PERSPECTIVE BRITISH TELECOMMUNICATIONS ENGINEERING, 1990, 9 : 69 - 72