@article{TIMB_2013_21_1_a3,
     author = {E. P. Vdovin and D. O. Revin},
     title = {Non-radicality of the class $E_\pi$-groups},
     journal = {Trudy Instituta matematiki},
     pages = {35--39},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMB_2013_21_1_a3/}
}