@article{AL_2008_47_1_a4,
     author = {V. D. Mazurov and G. Y. Chen},
     title = {Recognizability of finite simple groups $L_4(2^m)$ and $U_4(2^m)$ by spectrum},
     journal = {Algebra i logika},
     pages = {83--93},
     publisher = {mathdoc},
     volume = {47},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2008_47_1_a4/}
}