@article{AL_1975_14_5_a3,
     author = {V. I. Mart'yanov},
     title = {The theory of abelian groups with predicates that distinguish},
     journal = {Algebra i logika},
     pages = {536--542},
     publisher = {mathdoc},
     volume = {14},
     number = {5},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1975_14_5_a3/}
}