TY  - JOUR
AU  - I. S. Iokhvidov
TI  - Spectral trajectories generated by unitary extensions of isometric shift operators in a finite-dimensional space $\Pi_1$
JO  - Doklady Akademii Nauk
PY  - 1967
SP  - 1002
EP  - 1005
VL  - 173
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1967_173_5_a3/
LA  - ru
ID  - DAN_1967_173_5_a3
ER  -