3

On the spectrum of hyponormal operators

Year:
1988
Language:
english
File:
PDF, 548 KB
english, 1988
5

Quasinormal operators on Krein space

Year:
1991
Language:
english
File:
PDF, 207 KB
english, 1991
6

On the double unitary equivalence of operators

Year:
1997
Language:
english
File:
PDF, 150 KB
english, 1997