@article{MZM_2015_97_5_a13,
     author = {A. R. Chekhlov},
     title = {On a {Direct} {Sum} of {Irreducible} {Groups}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {798--800},
     publisher = {mathdoc},
     volume = {97},
     number = {5},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2015_97_5_a13/}
}