TY  - JOUR
AU  - I. M. Volk
TI  - On the limit cycle of a~dynamical system of differential equations in a~class of cases
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1959
SP  - 35
EP  - 44
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1959_1_a4/
LA  - ru
ID  - IVM_1959_1_a4
ER  -