*0011450492
*008080403s2008    xx#           000 0 nob
*019  $bk
*08230$a516
*100  $aKirfel, Christoph$_129773100
*245  $aHvor er midten?
*300  $aS. 9-11 : ill.
*650  $amidtpunkt$9nor$2norart$_161529300
*650  $atrekanter$9nor$2norart$_137084400
*773  $tTangenten$gÅrg. 19, nr. 1 (2008)$x0802-8192$w(NO-LaBS)552650(tnr)
*999  $z800426201$anorart:800426201
^