@article{IVM_2017_6_a1,
     author = {A. F. Vasil'ev and T. I. Vasil'eva and D. N. Simonenko},
     title = {On $MP$-closed saturated formations of finite groups},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {9--17},
     publisher = {mathdoc},
     number = {6},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2017_6_a1/}
}