Kolesnikova N S

Publications in Math-Net.Ru

1. A class of third order differential equations with stationary critical singular points
   
   Differ. Uravn., 8:12 (1972),  2252–2254
2. A certain class of third order differential equations with stationary critical singular points
   
   Differ. Uravn., 8:11 (1972),  2082–2086
3. Sufficient conditions for the existence of solutions with stationary critical singular points for first order equations
   
   Differ. Uravn., 8:10 (1972),  1753–1760