Tsygankov A S

Publications in Math-Net.Ru

1. A certain inequality for the solution of the Dirichlet problem in a ball
   
   Differ. Uravn., 5:4 (1969),  768–771
2. Exact inequalities for oscillations of harmonic and biharmonic functions in the disc
   
   Sibirsk. Mat. Zh., 10:2 (1969),  398–416
3. Oscillations of functions biharmonic in the disc
   
   Dokl. Akad. Nauk SSSR, 181:5 (1968),  1080–1082