Graffi Sandro

Publications in Math-Net.Ru

1. $\mathcal P\mathcal T$ Symmetric Schrödinger Operators: Reality of the Perturbed Eigenvalues
   
   SIGMA, 6 (2010), 009, 8 pp.
2. Classical limit of the quantum Arnol'd cat map: a comprehensive treatment
   
   Algebra i Analiz, 8:2 (1996),  1–64