*0011594435
*008920514s1992    xx#           000 0 nob
*019  $bk
*08230$a368.4
*100  $aHalvorsen, Bjørn$_155407200
*245  $aTrygdeøkonomiske utfordringer
*300  $aS. 23-26
*773  $tSosial trygd$gÅrg. 80, nr 4 (1992)$x0038-1608$w(NO-LaBS)41402(tnr)
*999  $z9200142321$anorart:9200142321
^