山内 憲一

On the Jacobson radical of the character ring of a finite group 

The Bulletin of The Faculty of Education, Chiba University 51 315-317 2003年  

On the extensions of group representations over arbitrary fields,Ⅱ(]G0002[) 

The Bulletin of The Faculty of Education, Chiba University 48(III) 11-19 2000年  

On automorphisms of a character ring 

Tsukuba Journal of Mathematics 20(2) 525-527 1996年  

On isomorphisms of a Brauer character ring onto another 

Tsukuba Journal of Mathematics 20(1) 207-212 1996年  

A unit group in a character ring of an alternating group 

Hokkaido Math. J. Vol. 20. No. 3, 549-558. 1991年  

On the units in a character ring 

Hokkaido Math. J. Vol. 20. No. 3,477-479. 1991年  

On The Extensions of Group Representations over Arbitrary Fields 

Mathematica Japonica Vol. 36, No. 3,469-475 1991年  

Nilpotent Elements in Representation Rings in Characteristic 2 

Sci. Rep. Tokyo Kyoiku Daigaku, Sect. A vol. 11 No. 286,73-95. 1972年  

On the 2-part of Artin Exponent of Finite Groups 

Sci. Rep. Tokyo Kyoiku Daigaku, Sect. A Vol. 10 No. 264,234-240. 1970年  

On the Jacobson radical of the character ring of a finite group 

  

On Isomorphisms of a Brauer Character Ring onto Another,Ⅱ(]G0002[) 

  

Another Proof of a Theorem of J. A. Green 

  

On the extensions of group representations over arbitrary fields,Ⅱ(]G0002[) 

  

On a Theorem of J. A. Green 

  

On automorphisms of a character ring 

  

On isomorphisms of a Brauer character ring onto another