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@article{AL_1992_31_4_a6, author = {N. A. Serdyukova}, title = {On purities of abelian groups}, journal = {Algebra i logika}, pages = {434--446}, publisher = {mathdoc}, volume = {31}, number = {4}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1992_31_4_a6/} }
N. A. Serdyukova. On purities of abelian groups. Algebra i logika, Tome 31 (1992) no. 4, pp. 434-446. http://geodesic.mathdoc.fr/item/AL_1992_31_4_a6/