@article{AL_1976_15_1_a6,
     author = {V. T. Filippov},
     title = {The {Engel} algebras of {Mal'cev}},
     journal = {Algebra i logika},
     pages = {89--109},
     publisher = {mathdoc},
     volume = {15},
     number = {1},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1976_15_1_a6/}
}