Putilova R I

Publications in Math-Net.Ru

1. A qualitative study of a certain system of three differential equations by means of integral surfaces
   
   Differ. Uravn., 10:8 (1974),  1533–1536
2. The characteristics that enter the origin with semisingular orders of curvatures
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1972, no. 8,  70–80