*0011613590 *008930804s1993 xx# 000 0 nob *019 $bk *08230$a514 *100 $aHolm, Per$_164906500 *245 $aTopologi i en krystall *300 $aS. 45-59 *773 $tNormat$gÅrg. 41, h. 2 (1993)$x0801-3500$w(NO-LaBS)247358(tnr) *999 $z9300161218$anorart:9300161218 ^