@article{MZM_1970_8_1_a9,
     author = {V. A. Belonogov},
     title = {Characterization of the simple groups $PSL(2,2^n)$ and $Sz(q)$ by biprimary subgroups},
     journal = {Matemati\v{c}eskie zametki},
     pages = {85--93},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1970_8_1_a9/}
}