@article{DAN_1993_330_3_a9,
     author = {V. P. Sakhnenko and G. M. Chechin},
     title = {Symmetry selected rules in nonlinear dynamics of atomic systems},
     journal = {Doklady Akademii Nauk},
     pages = {308--310},
     publisher = {mathdoc},
     volume = {330},
     number = {3},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_330_3_a9/}
}