RED BOOK : GENERAL RECOMMENDATIONS ON TELEPHONE SWITCHING AND SIGNALLING. INTERFACE WITH THE MARITIME MOBILE SERVICE AND THE LAND MOBILE SERVICES. RECOMMENDATIONS Q.L-Q.L 18 BIS - 1ST ED. - GINEBRA Suiza CCITT 1985 - 320

VIIITH PLENARY ASAMBLY. MALAGA-TORREMOLINOS, 8-19 OCTOBER 1984.

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