@article{TIMM_2018_24_2_a13,
     author = {A. V. Martsinkevich and N. T. Vorob'ev},
     title = {Products and joins of locally normal {Fitting} classes},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {152--157},
     year = {2018},
     volume = {24},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2018_24_2_a13/}
}