*0011585481
*008910911s1991    xx#           000 0 nob
*019  $bk
*08230$a384.3
*100  $aDavidsen, Bjørn Are$_76032000
*245  $aISDN prøvetjeneste$cBjørn Are Davidsen
*300  $aS. 124-129
*773  $tTelektronikk$gÅrg. 87, nr 1 (1991)$x0085-7130$w(NO-LaBS)537526(tnr)
*999  $z9100133330$anorart:9100133330
^