*0011566713 *008090622s2009 xx# 000 0 nob *019 $bk *08230$a510.92 *100 $aHolme, Audun$_24505100 *245 $aMatematikkloftet: Allan Turing *300 $aS. 48-50 *600 $aTuring, Allan$_165993800 *650 $aKoder$2norart$_33048000 *650 $amatematikere$9nor$2norart$_129906500 *773 $tTangenten$gÅrg. 20, nr. 2 (2009)$x0802-8192$w(NO-LaBS)552650(tnr) *999 $z900451252$anorart:900451252 ^