Cojuhari Petru A

Publications in Math-Net.Ru

1. On the point spectrum of nonselfadjoint differential operators with periodic coefficients
   
   Differ. Uravn., 31:3 (1995),  434–439
2. On the discrete spectrum of a perturbed Wiener–Hopf integral operator
   
   Mat. Zametki, 51:1 (1992),  102–113
3. Point spectrum of singular nonselfadjoint differential operators
   
   Funktsional. Anal. i Prilozhen., 25:3 (1991),  78–80
4. On the finiteness of the discrete spectrum of some matrix pseudodifferential operators
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1989, no. 1,  42–50