Subnormalizers and embedding properties of subgroups of finite groups. Mysovskikh, V.I. — 2002 Zapiski Nauchnykh Seminarov POMI

Subgroup embeddings in the symmetric group of degree nine. Mysovskikh, V.I.; Skopin, A.I. — 2002 Zapiski Nauchnykh Seminarov POMI