@article{AL_1977_16_2_a3,
     author = {N. D. Podufalov},
     title = {Finite simple groups without elements of sixth order},
     journal = {Algebra i logika},
     pages = {200--203},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1977_16_2_a3/}
}