Ruban V I

Publications in Math-Net.Ru

1. Diameters of sets in spaces of periodic functions.
   
   Dokl. Akad. Nauk SSSR, 255:1 (1980),  34–35
2. Diameters of some classes of differentiable periodic functions in the space $L$
   
   Mat. Zametki, 17:4 (1975),  531–543
3. Even diameters of the classes $W^{(r)}H_\omega$ in the space $C_2\pi$
   
   Mat. Zametki, 15:3 (1974),  387–392


4. Nikolai Pavlovich Korneichuk (on his seventieth birthday)
   
   Uspekhi Mat. Nauk, 45:3(273) (1990),  207–209
5. Nikolai Pavlovich Korneichuk (on his sixtieth birthday)
   
   Uspekhi Mat. Nauk, 36:2(218) (1981),  209–213