TY  - JOUR
AU  - N. A. Serdyukova
TI  - On purities of abelian groups
JO  - Algebra i logika
PY  - 1992
SP  - 434
EP  - 446
VL  - 31
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1992_31_4_a6/
LA  - ru
ID  - AL_1992_31_4_a6
ER  -