Chelkak Sergey Ivanovich

Publications in Math-Net.Ru

1. Weak regularity of solutions of second-order elliptic quasilinear systems
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1989, no. 11,  74–84
2. Exact conditions for the regularity of generalized solutions of fourth-order quasilinear elliptic systems
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1986, no. 12,  55–61
3. Differentiability of solutions of second-order quasilinear elliptic systems
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1986, no. 4,  56–62
4. Exact conditions for regularity of generalized solutions of fourth-order quasilinear elliptic systems
   
   Dokl. Akad. Nauk SSSR, 279:4 (1984),  820–824
5. Regularity of solutions of quasilinear elliptic systems of higher order
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1984, no. 1,  33–41
6. Regularity of solutions of elliptic systems of higher orders
   
   Dokl. Akad. Nauk SSSR, 272:2 (1983),  297–300