1. Separable Algebras over Commutative Rings;DeMeyer,1971
2. SK1 von Schiefkörpern;Draxl,1980
3. Theórie de la Descente et Algèbres d'Azumaya;Knus,1974
4. A characterization of the determinant;McDonald;Linear and Multilinear Algebra,1982
5. Lessons on Rings, Modules and Multiplicities;Northcott,1968