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101 0 $aeng
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110   $aafazz--||||
200 1 $a<<The>> Bell system technical journal$fAmerican Telephone and Telegraph Company
210   $aNew York$cAmerican Telephone and Telegraph Company
215   $av.$cill.$d24 cm
300   $aComincia nel 1922
300   $aDescrizione basata su Vol.56, n.1(1977);
326   $aMensile
606 0 $aCircuiti integrati$xPeriodici$2BNCF
676   $a621.3805
712 02$aAmerican Telephone and Telegraph Company
801  0$aIT$bsalbc$gISBD
912   $a990003483480203316
958   $aSCI$bPER II$c1973-1977;$l1977;
959   $aSE
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996   $aBell system technical journal$9799528
997   $aUNISA