@article{IVM_2018_1_a2,
     author = {N. N. Vorob'ev},
     title = {On complete sublattices of formations of finite groups},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {21--26},
     publisher = {mathdoc},
     number = {1},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2018_1_a2/}
}