@article{SEMR_2018_15_a32,
     author = {N. V. Bayanova and A. V. Zenkov},
     title = {On representable covers in the lattice of varieties of $m$-groups},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {1818--1822},
     publisher = {mathdoc},
     volume = {15},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2018_15_a32/}
}