Zhuk A S

Publications in Math-Net.Ru

1. Approximating periodic functions in Hölder type metrics by singular integrals with positive kernels
   
   Zap. Nauchn. Sem. POMI, 350 (2007),  52–69
2. On approximating periodic functions using linear approximation methods
   
   Zap. Nauchn. Sem. POMI, 337 (2006),  134–164
3. Some orthogonalities in approximation theory
   
   Zap. Nauchn. Sem. POMI, 314 (2004),  83–123