TY  - JOUR
AU  - A. O. Ignatyev
TI  - On the Existence of Homoclinic Orbits in Nonautonomous Second-Order Differential Equations
JO  - Matematičeskie zametki
PY  - 2020
SP  - 391
EP  - 399
VL  - 107
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_2020_107_3_a5/
LA  - ru
ID  - MZM_2020_107_3_a5
ER  -