@article{ZNSL_1980_103_a18,
     author = {R. I. Tyshkevich},
     title = {Pronormal regular subgroups of the finite symmetric group},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {132--139},
     publisher = {mathdoc},
     volume = {103},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_103_a18/}
}