@article{PDM_2016_2_a1,
     author = {D. A. Soshin},
     title = {Constructing substitutions on the basis of threshold functions of multivalued logic},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {20--32},
     publisher = {mathdoc},
     number = {2},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2016_2_a1/}
}