@article{VMUMM_1982_5_a7,
     author = {S. V. Shpectorov},
     title = {Pushing-up in finite quasithin groups},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {29--32},
     year = {1982},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1982_5_a7/}
}