@article{AL_1970_9_2_a5,
     author = {V. M. Sitnikov},
     title = {Finite groups with given centralizers of involutions},
     journal = {Algebra i logika},
     pages = {200--219},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1970_9_2_a5/}
}