共 50 条
- [41] MINIMAL SUBGROUPS WHICH ARE NORMAL JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, 1976, 285 : 77 - 78
- [45] NORMAL SUBGROUPS OF MODULAR GROUP JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS SECTION B-MATHEMATICAL SCIENCES, 1970, B 74 (02): : 121 - &
- [47] GROUPS WITH COMPLEMENTED NORMAL SUBGROUPS JOURNAL OF THE LONDON MATHEMATICAL SOCIETY, 1967, 42 (166P): : 208 - +
- [49] COMMENSURATORS OF NORMAL SUBGROUPS OF LATTICES JOURNAL DE L ECOLE POLYTECHNIQUE-MATHEMATIQUES, 2024, 11