@article{VMJ_2015_17_2_a6,
     author = {V. D. Mazurov},
     title = {Unrecognizable by spectrum finite simple groups and their isospectral groups},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {47--55},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2015_17_2_a6/}
}