Relative homological algebra in the category of modules. (English. Russian original) Zbl 0449.16028
Russ. Math. Surv. 33, No. 3, 97-137 (1978); translation from Usp. Mat. Nauk 33, No. 3(201), 85-120 (1978).
MSC:
| 16B50 | Category-theoretic methods and results in associative algebras (except as in 16D90) |
| 16D40 | Free, projective, and flat modules and ideals in associative algebras |
| 16D50 | Injective modules, self-injective associative rings |
