@article{TIMM_2019_25_4_a7,
     author = {A. S. Kondrat'ev},
     title = {Recognition of the {Sporadic} {Simple} {Groups} $Ru,\ HN,\ Fi_{22},\ He,\ M^cL$, and $Co_3$ by {Their} {Gruenberg{\textendash}Kegel} {Graphs}},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {79--87},
     year = {2019},
     volume = {25},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2019_25_4_a7/}
}