*0011715394 *008980213s1997 xx# 000 0 eng *019 $bk *08230$a363.122 *100 $aBråthen, Harald$4ivr$_131991600 *245 $aRailtrack safety rating system for railways *300 $aS. 16-18 : ill. *520 $aIntervju med Steve Smith *650 $aSikkerhet$2norart$_13546800 *650 $ajernbaner$9nor$2norart$_128822700 *700 $aSmith, Steve$4ive$_136988300 *773 $tDNV forum$gno. 3 (1997)$x0803-7108$w(NO-LaBS)500916(tnr) *999 $z9800230540$anorart:9800230540 ^