@article{RM_1980_35_5_a3,
     author = {S. A. Syskin},
     title = {Abstract properties of the simple sporadic groups},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {209--246},
     publisher = {mathdoc},
     volume = {35},
     number = {5},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_5_a3/}
}