Rabinovich S I

Publications in Math-Net.Ru

1. Approximation of functions defined on a finite segment or on a system of segments by trigonometric polynomials
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1966, no. 1,  115–123
2. On extremum functions in some problems of the approximation theory
   
   Dokl. Akad. Nauk SSSR, 121:6 (1958),  977–979