@article{VMUMM_2008_1_a6,
     author = {O. S. Dudakova},
     title = {Classes of functions of the $k$-valued logic monotone with respect to sets of width two},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {31--37},
     publisher = {mathdoc},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2008_1_a6/}
}