@article{FPM_1999_5_4_a21,
     author = {A. A. Sukhanov},
     title = {Description of density orbits of semiregular nilpotent elements in simple {Lie} algebras of small dimensions},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {1263--1267},
     year = {1999},
     volume = {5},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_1999_5_4_a21/}
}