@article{AL_1970_9_4_a5,
     author = {V. I. Kuz'minov and I. A. Shvedov},
     title = {The completion of abelian groups in the $P$-topology},
     journal = {Algebra i logika},
     pages = {436--457},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1970_9_4_a5/}
}