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*008841217s1984    xx#           000 0 nob
*019  $bk
*08230$a769.56
*100  $aGjone, Gunnar$_115379700
*245  $aFrimerker med matematikkmotiver$cGunnar Gjone$n2
*300  $aS. 23-24, 26-28 : ill.
*773  $tSymbol$gÅrg. 9, nr 1 (1984)$x0333-0346$w(NO-LaBS)801321(tnr)
*999  $z8400065390$anorart:8400065390
^