%0 Journal Article
%@ 0001-6969
%A  Li Chi-Kwong
%A  Poon Yiu Tung
%D 2009
%F acta:16302
%J Acta scientiarum mathematicarum
%K Matematika
%N 1-2
%P 289-297
%T Davis-Wielandt shells of normal operators
%U http://acta.bibl.u-szeged.hu/16302/
%V 75
%Z Bibliogr.: p. 296-297.; Abstract