Gordeev S R

Publications in Math-Net.Ru

1. On the index and the homotopic classification of Noetherian operators with a finite group of shifts
   
   Funktsional. Anal. i Prilozhen., 25:1 (1991),  66–68
2. The index of operators with shift, and cyclic subgroups
   
   Mat. Zametki, 48:1 (1990),  146–148