Petras S V

Publications in Math-Net.Ru

1. Continuous dependence of poles of the scattering matrix on coefficients of an elliptic operator
   
   Trudy Mat. Inst. Steklov., 159 (1983),  132–136
2. On a perturbation of the poles of scattering matrix for varying baundary condition
   
   Zap. Nauchn. Sem. LOMI, 117 (1981),  183–191
3. Decomposition of series of resonances on a “nonphysical” sheet
   
   Funktsional. Anal. i Prilozhen., 9:2 (1975),  89–90
4. On resonance series separating onto the “nonphysical” sheet
   
   Zap. Nauchn. Sem. LOMI, 51 (1975),  155–169
5. The singular spectrum of the weakly perturbed multiplication operator
   
   Funktsional. Anal. i Prilozhen., 4:2 (1970),  54–61