*0011147315
*008111012s2011    xx#           000 0 nob
*019  $bk
*08230$a510.92
*100  $aGjone, Gunnar$4aut$_115379700
*245  $aMatematikk på frimerker$bMatteo Ricci
*300  $aS. 35-36 : ill.
*600  $aMatteo Ricci$_135928700
*650  $aFrimerker$2norart$_13563000
*650  $amatematikere$9nor$2norart$_129906500
*773  $tTangenten$gÅrg. 22, nr. 3 (2011)$x0802-8192$w(NO-LaBS)552650(tnr)
*999  $z1100500491$anorart:1100500491
^