@article{AL_1997_36_1_a2,
     author = {V. D. Mazurov},
     title = {Characterizations of finite groups by sets of the orders of},
     journal = {Algebra i logika},
     pages = {37--53},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1997_36_1_a2/}
}