@article{AL_1984_23_6_a3,
     author = {L. A. Skornyakov and D. P. Egorova},
     title = {Normal subgroups of the general linear group of degree 3
},
     journal = {Algebra i logika},
     pages = {670--683},
     publisher = {mathdoc},
     volume = {23},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1984_23_6_a3/}
}