@article{TMF_2014_181_2_a3,
     author = {J. Llibre and C. Valls},
     title = {Nonintegrabilty of {a~Halphen} system},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {296--311},
     year = {2014},
     volume = {181},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2014_181_2_a3/}
}