Arnold, David M..
Lecture Notes in Mathematics: Finite Rank Torsion Free Abelian Groups and Rings / - 1st ed / - Berlin 33 : Springer-Verlag , 1980 - p.191 :
3-540-11557-9
Rings
B271 / M2A
Lecture Notes in Mathematics: Finite Rank Torsion Free Abelian Groups and Rings / - 1st ed / - Berlin 33 : Springer-Verlag , 1980 - p.191 :
3-540-11557-9
Rings
B271 / M2A