%0 Journal Article %@ 0001-6969 %A Zorboska Nina %D 1999 %F acta:15757 %J Acta scientiarum mathematicarum %K Matematika %N 1-2 %P 287-292 %T Closed range essentially normal composition operators are normal %U http://acta.bibl.u-szeged.hu/15757/ %V 65 %Z Bibliogr.: 292. p.; Abstract