共 50 条
- [23] On central Frattini extensions of finite groups PUBLICATIONES MATHEMATICAE-DEBRECEN, 2005, 67 (3-4): : 493 - 497
- [24] ABELIAN AND CENTRAL EXTENSIONS OF ASPHERICAL GROUPS IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII MATEMATIKA, 1985, (11): : 48 - 60
- [29] CENTRAL EXTENSIONS OF CATEGORICAL GROUPS BY BRAIDED CATEGORICAL GROUPS COMPTES RENDUS DE L ACADEMIE DES SCIENCES SERIE I-MATHEMATIQUE, 1995, 321 (05): : 527 - 530
- [30] QUANTUM-THEORY OF LANDAU AND PEIERLS ELECTRONS FROM THE CENTRAL EXTENSIONS OF THEIR SYMMETRY GROUPS INTERNATIONAL JOURNAL OF MODERN PHYSICS B, 1995, 9 (03): : 261 - 294