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@article{AA_1990_2_2_a0, author = {A. L. Vol'berg and V. V. Peller and D. V. Yakubovich}, title = {A~brief excursion into the theory of hyponormal operators}, journal = {Algebra i analiz}, pages = {1--38}, publisher = {mathdoc}, volume = {2}, number = {2}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AA_1990_2_2_a0/} }
A. L. Vol'berg; V. V. Peller; D. V. Yakubovich. A~brief excursion into the theory of hyponormal operators. Algebra i analiz, Tome 2 (1990) no. 2, pp. 1-38. http://geodesic.mathdoc.fr/item/AA_1990_2_2_a0/