LEADER 02013nam0-22004331i-450- 001 990000485460403321 005 20090227120909.0 035 $a000048546 035 $aFED01000048546 035 $a(Aleph)000048546FED01 035 $a000048546 100 $a20020821d1970----km-y0itay50------ba 101 0 $aeng 105 $aa-------101yy 200 1 $aXIIth plenary assembly, New Delhi, 1970$fInternational radio consultative committe C.C.I.R. 210 $aGeneva$cInternational telecommunication union$d1970 215 $a7 v. in 10$cill.$d25 cm 327 1 $a1. v.: Spectrum utilization and monitoring (study group 1);$a2. v. part 1: Propagation in non-ionized media;$a2. v. part 2: Ionospheric propagation;$a3. v.: Fixed service at frequencies below about 30MHz [etc.];$a4. v. part 1: Fixed service using radio-relay systems...[etc.];$a4. v. part 2: Fixed service using communication satellites;$a5. v. part 1: Broadcasting service...problems common to sound broadcasting...[etc.];$a5. v. part 2: Broadcasting service (television);$a6 v.: mobile services;$a7 v.: Information concerning the XIIth plenary assembly structure of the C.C.I.R. 610 0 $aTelecomunicazioni$aCongressi 610 0 $aIngegneria delle comunicazioni 610 0 $aRadio$aCongressi 676 $a621.38 710 12$aInternational radio consultative committee, plenary assembly$d<12. ;$f1970 ;$eNew Delhi>$0491681 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000485460403321 952 $a10 PRO 360/1$b7364$fDINEL 952 $a10 PRO 360/2A$b7365$fDINEL 952 $a10 PRO 360/2B$b7365$fDINEL 952 $a10 PRO 360/3$b7366$fDINEL 952 $a10 PRO 360/4A$b7367$fDINEL 952 $a10 PRO 360/4B$b7367$fDINEL 952 $a10 PRO 360/5A$b7368$fDINEL 952 $a10 PRO 360/5B$b7368$fDINEL 952 $a10 PRO 360/6$b7369$fDINEL 952 $a10 PRO 360/7$b7370$fDINEL 959 $aDINEL 996 $aXIIth plenary assembly, New Delhi, 1970$9332526 997 $aUNINA