@article{FPM_2006_12_2_a12,
     author = {A. V. Mikhalev and E. E. Shirshova},
     title = {The prime radical of $pl$-groups},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {193--199},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2006_12_2_a12/}
}