Osipov R I

Publications in Math-Net.Ru

1. The convergence of orthogonal series to $+\infty$
   
   Mat. Zametki, 2:5 (1967),  483–494
2. On the representation of functions by orthogonal series
   
   Mat. Sb. (N.S.), 68(110):4 (1965),  487–498