Zhitkov A N

Publications in Math-Net.Ru

1. Estimates of trigonometric integrals
   
   Mat. Zametki, 40:3 (1986),  310–320
2. On Waring's problem with nonintegral exponent
   
   Izv. Akad. Nauk SSSR Ser. Mat., 48:6 (1984),  1138–1150