@article{IVM_1974_2_a12,
     author = {I. G. Rozet},
     title = {The separatrices and limit cycles of a~certain quadratic differential equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {107--114},
     publisher = {mathdoc},
     number = {2},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1974_2_a12/}
}