REFERENCES
- Chi , W. C. ( 1994 ). Twists of matrix algebras and some subgroups of Brauer groups (II) . Bull. Austral. Math. Soc. 50 : 245 – 250 .
- Chi , W. C. , Li , A. ( 1998 ). Groups of continuous characters and Brauer groups . Comm. Algebra 26 ( 12 ): 4171 – 4177 .
- Chi , W. C. , Tan , K. S. ( 1995 ). Twists of matrix algebras and Brauer groups . J. Pure and Applied Algebra 98 : 111 – 118 .
- Fesenko , I. B. , Vostokov , S. V. ( 1993 ). Local Fields and Their Extensions . Translations of Math. Monographs . Vol. 121, Providence , RI : AMS .
- Iwasawa , K. ( 1986 ). Local Class Field Theory . New York : Oxford University Press .
- Neukirch , J. ( 1986 ). Class Field Theory . Berlin, Heidelberg : Springer-Verlag .
- Reiner , I. ( 1975 ). Maximal Orders . New York : Academic Press .
- Communicated by S. K. Sehgal.