@article{IM2_1991_37_1_a1,
     author = {E. I. Zel'manov and I. P. Shestakov},
     title = {Prime alternative superalgebras and the nilpotence of the radical of a free alternative algebra},
     journal = {Izvestiya. Mathematics},
     pages = {19--36},
     year = {1991},
     volume = {37},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1991_37_1_a1/}
}