TY - BOOK ED - INTERNATIONAL TELECOMMUNICATION UNION TI - RED BOOK : VOLUME VIII - FASCICLE VIII.5: DATA COMMUNICATION NETWORKS: OPEN SYSTEMS INTERCONNECTION (OSI), SYSTEM DESCRIPTION TECHNIQUES; RECOMMENDATIONS X.220-X.250 SN - 926102341X U1 - 621.38206 CY - GINEBRA KW - INGENIERIA ELECTRONICA KW - RED ALAMBRICA N1 - VIIITH PLENARY ASAMBLY. MALAGA-TORREMOLINOS, 8-19 OCTOBER 1984 ER -