1. Introduction to Grothendieck Duality Theory;Altman,1970
2. Introduction to Commutative Algebra;Atiyah,1969
3. The Brauer group of a ringed space;Auslander;J. Algebra,1966
4. The Brauer group of a commutative ring;Auslander;Trans. Amer. Math. Soc.,1960
5. Algebraic K-Theory;Bass,1968