[3] Burgess W. D., Raphael R.:
Abian's order relation and orthogonal completions for reduced rings. Рас. J. Math. 54/1 (1974), 55-64.
MR 0360708
[4] Haines D. C:
Injective objects in the category of p-rings. Proc. Amer. Math. Soc. 42 (1974), 57-60.
MR 0325490 |
Zbl 0251.06027