@article{AL_1972_11_5_a3,
     author = {G. P. Kykin},
     title = {Subalgebras of free {Lie} $p$-algebras},
     journal = {Algebra i logika},
     pages = {535--550},
     year = {1972},
     volume = {11},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1972_11_5_a3/}
}