@article{AL_1962_1_2_a3,
     author = {A. A. Vinogradov},
     title = {Remarks on the theory of partially ordered groups and semigroups},
     journal = {Algebra i logika},
     pages = {22--29},
     year = {1962},
     volume = {1},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1962_1_2_a3/}
}