Polyanskaya O P

Publications in Math-Net.Ru

1. A certain characterization of algebraic hypersurfaces. II
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1971, no. 9,  62–69
2. A certain characterization of algebraic hypersurfaces. I
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1971, no. 8,  94–102