Some sufficient conditions for the existence of limit cycles
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1958), pp. 56-59
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{IVM_1958_1_a5,
author = {E. I. Zheleznov},
title = {Some sufficient conditions for the existence of limit cycles},
journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
pages = {56--59},
year = {1958},
number = {1},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/IVM_1958_1_a5/}
}
E. I. Zheleznov. Some sufficient conditions for the existence of limit cycles. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 1 (1958), pp. 56-59. http://geodesic.mathdoc.fr/item/IVM_1958_1_a5/