00520nam a2200193 a 450000500170000002000180001708200160003510000240005124500580007526000380013330000260017150000510019760000080024863000160025663000180027263000240029085600060031485600060032020251203114932.0  a9783110478792  a512.23bKIR  aKirtland, Josephd_  aComplementation of normal subgroupsbin finite groups  aBerlin ; BostonbDe Gruyterc2017  axii, 144p.c24cm.bHB  aIncludes bibliographical references and index.  bc_  aMathematics  aFinite groups  aFinite group theory  f_  a_