@article{PFMT_2019_4_a12,
     author = {V. G. Safonov and I. N. Safonova and A. N. Skiba},
     title = {On one generalization of $\sigma$-local and {Baer-local} formations},
     journal = {Problemy fiziki, matematiki i tehniki},
     pages = {65--69},
     publisher = {mathdoc},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PFMT_2019_4_a12/}
}