@article{VTAMU_2019_24_126_a4,
     author = {A. N. Pchelintsev and A. A. Polunovskiy and I. Yu. Yukhanova},
     title = {The harmonic balance method for finding approximate periodic solutions of the {Lorenz} system},
     journal = {Vestnik rossijskih universitetov. Matematika},
     pages = {187--203},
     year = {2019},
     volume = {24},
     number = {126},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTAMU_2019_24_126_a4/}
}