TY  - JOUR
AU  - V. I. Vasyunin
TI  - Chapter 7. Angles between invariant subspaces
JO  - Algebra i analiz
PY  - 2022
SP  - 276
EP  - 295
VL  - 34
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AA_2022_34_3_a12/
LA  - en
ID  - AA_2022_34_3_a12
ER  -