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@article{AL_1976_15_3_a2, author = {A. P. Kovalenko}, title = {A characterization of groups of {Janko-Ree} type and the {Hall-Janko}}, journal = {Algebra i logika}, pages = {292--299}, publisher = {mathdoc}, volume = {15}, number = {3}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1976_15_3_a2/} }
A. P. Kovalenko. A characterization of groups of Janko-Ree type and the Hall-Janko. Algebra i logika, Tome 15 (1976) no. 3, pp. 292-299. http://geodesic.mathdoc.fr/item/AL_1976_15_3_a2/