*0011747585
*008990908s1998    xx#           000 0 dan
*019  $bk
*08230$a514
*100  $aMunkholm, Ellen S.$_171151200
*245  $aPoul Heegaard (1871-1948), dansk-norsk topolog
*300  $aS. 145-169, 188 : ill.
*520  $aEngelsk sammendrag
*600  $aHeegaard, Poul$_28513800
*650  $aTopologi$2norart$_13462100
*700  $aMunkholm, Hans J.$_171151300
*773  $tNormat$gÅrg. 46, h. 4 (1998)$x0801-3500$w(NO-LaBS)247358(tnr)
*999  $z9900262771$anorart:9900262771
^