@article{FPM_2014_19_3_a2,
     author = {S. A. Dovbysh},
     title = {The splitting of separatrices, the branching of solutions, and nonintegrability of many-dimensional systems. {Application} to the problem of the motion of a~spherical pendulum with an oscillating suspension point},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {23--90},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2014_19_3_a2/}
}