*0011473934
*008820422s1981    xx#           000 0 nob
*019  $bk
*08230$a513.2
*100  $aRuge, Herman$_101004400
*245  $aRegneoperasjonenes hierarki$bhvor mye er 1+2.32?
*300  $aS.28,30,32
*773  $tSymbol$gÅrg.6, nr.4 (1981)$x0333-0346$w(NO-LaBS)801321(tnr)
*999  $z8200041817$anorart:8200041817
^