Bulgakov Nikolai Grigor'evich

Publications in Math-Net.Ru

1. Stability in the large of a second-order periodic system of general form
   
   Differ. Uravn., 20:12 (1984),  2158–2161
2. On the stability of invariant sets
   
   Differ. Uravn., 18:2 (1982),  187–194
3. On the question of the stability of the solutions of second order systems in critical cases
   
   Differ. Uravn., 14:3 (1978),  543–545
4. On the existence of periodic solutions to nonlinear systems
   
   Differ. Uravn., 8:10 (1972),  1876–1877
5. On the question of stability under constantly acting perturbations
   
   Differ. Uravn., 5:5 (1969),  856–861
6. A question on rough systems with aftereffect
   
   Differ. Uravn., 3:7 (1967),  1095–1099
7. On the asymptotic integration of non-linear systems with many degrees of freedom
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1958, no. 4,  36–40