@article{AL_2002_41_4_a1,
     author = {A. F. Vasil'ev and S. F. Kamornikov},
     title = {The {Kegel~--} {Shemetkov} {Problem} on {Lattices} of {Generalized} {Subnormal} {Subgroups} of {Finite} {Groups}},
     journal = {Algebra i logika},
     pages = {411--428},
     publisher = {mathdoc},
     volume = {41},
     number = {4},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2002_41_4_a1/}
}