1. Finite subgroups of division rings;Amitsur;Trans. Amer. Math. Soc.,1955
2. Central height of the unit group of an integral group ring;Arora;Comm. Algebra,1993
3. Integral group rings: groups of invertible elements and classical K-theory;Artamonov,1989
4. The periodic normal divisors of the multiplicative group of a group ring I;Bovdi;Sibirsk. Mat. Z.,1968
5. The periodic normal divisors of the multiplicative group of a group ring II;Bovdi;Sibirsk. Mat. Z.,1970