@article{MZM_1985_37_2_a0,
     author = {V. D. Mazurov and N. P. Mazurova},
     title = {Large subgroups of the simple group~$F_2$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {145--151},
     publisher = {mathdoc},
     volume = {37},
     number = {2},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1985_37_2_a0/}
}