Etiqueta de registo: 00591cam 2200205 450
001 1790651
003 http://id.bnportugal.gov.pt/bib/porbase/1790651
005 20030619004300.0
010 ## $a0-12-338250-5
035 ## $837091
095 ## $aPTBN00490932
100 ## $a19910930d1991 k y0pory0103 ba
101 0# $aeng
102 ## $aUS
200 1# $aElectrical spectrum and network analyzers$fAlfred D. Helfrick
210 ## $aSan Diego$cAcademic Press,$d1991
215 ## $aIX, 212 p.$cil.
675 ## $a621.3 (094.5)$vBN$zpor$3292154
700 #1 $aHelfrick,$bAlbert D.$3151852
801 #0 $aPT$bBN$gRPC
977 ## $1ET-09-59$2coop$4UAVSD$6mq1314369$7bc$8coop$9UAVSD$b63978$k0
998 ## $aUAVS6-16