@article{SM_1994_78_2_a6,
     author = {E. I. Khukhro},
     title = {Local nilpotency in varieties of groups with operators},
     journal = {Sbornik. Mathematics},
     pages = {379--396},
     year = {1994},
     volume = {78},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1994_78_2_a6/}
}