@article{VMUMM_2004_1_a4,
     author = {O. S. Tarasova},
     title = {Classes of three-valued logic functions closed with respect to superposition and permutation
},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {25--29},
     publisher = {mathdoc},
     number = {1},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2004_1_a4/}
}