@article{VTGU_2015_6_a2,
     author = {A. I. Zabarina and U. A. Guselnikova and E. A. Fomina},
     title = {On commuting elements of a group},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {27--32},
     publisher = {mathdoc},
     number = {6},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2015_6_a2/}
}