Etiqueta de registo: 00632cam 2200217 450
001 1847621
003 http://id.bnportugal.gov.pt/bib/porbase/1847621
005 20030607115700.0
010 ## $a92-61-03831-X
035 ## $783306
095 ## $aPTBN00571004
100 ## $a19911014d1989 k y0pory0103 ba
101 0# $aeng
102 ## $aCH
200 1# $aIndex of blue book$fInternational Telecommunication Union
210 ## $aGeneva$cITU,$d1989
215 ## $aIV, 676 p
225 2# $aCCITT Blue Book$vvol. 1, fasc. 1.4
675 ## $a621.39$vmed$zpor$3291148
710 02 $aInternational Telecommunication Union$3141029
801 #0 $aPT$bBN$gRPC
977 ## $1ET-01-112.3$2coop$4UAVSD$6mq1234096$7bc$8coop$9UAVSD$b64265$k0
998 ## $aUAV8-126