Matevosyan G U

Publications in Math-Net.Ru

1. Analogs of the $N\{\omega\}$ classes in the case of a circular annulus
   
   Mat. Zametki, 21:2 (1977),  173–182
2. Uniform approximation by rational fractions of a special form
   
   Mat. Zametki, 17:3 (1975),  353–358