@article{AL_1988_27_4_a2,
     author = {N. Ya. Medvedev},
     title = {$0$-approximability of bounded {Engel} $l$-groups},
     journal = {Algebra i logika},
     pages = {418--421},
     publisher = {mathdoc},
     volume = {27},
     number = {4},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1988_27_4_a2/}
}