Passman, Donald S.
A course in ring theory / Donald S. Passman
Wadsworth & Brooks, 1991
 Buku Teks SO
Algebre : elements de mathematique
Nicolas Bourbaki
[Springer-Verlag Berlin Heidelberg, ], 2012
 eBooks
Cohn, P.M.
Free rings and their relations
Academic Press, 1985
 Buku Teks SO
Rahendra Kusherybowo
Pengaruh konsumsi phosfor dan temperatur solution treatment terhadap terjadinya cacat bercak hitam piston Al-Si DX-450
1996
 UI - Skripsi Membership
Elements de mathematique algebre : chapitre 8 / N. Bourbaki
Springer, 2012
 eBooks