@article{SM_1988_59_1_a11,
     author = {V. A. Belonogov},
     title = {Finite groups with three classes of maximal subgroups},
     journal = {Sbornik. Mathematics},
     pages = {223--236},
     year = {1988},
     volume = {59},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1988_59_1_a11/}
}