*0011738086
*008990615s1999    xx#           000 0 nob
*019  $bk
*08230$a005.82
*100  $aBorgersrud, Aslak$_145129700
*245  $aKryptert personverner
*300  $aS. 28-29 : ill
*600  $aZimmermann, Philip R.$_170800800
*650  $adatakryptering$9nor$2norart$_133079000
*650  $ae-post$2norart$_54004700
*650  $akrypteringsprogrammer$9nor$2norart$_161901100
*650  $apersonvern$9nor$2norart$_128922200
*773  $tComputerworld$gÅrg. 17, nr 43 (1999)$x1501-6595$w(NO-LaBS)292649(tnr)
*999  $z9900253252$anorart:9900253252
^