@article{IVM_2021_9_a5,
     author = {S. E. Hamizi and R. Boukoucha},
     title = {Stable hyperbolic limit cycles for a class of differential systems},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {49--60},
     year = {2021},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2021_9_a5/}
}