@article{VMUMM_2012_1_a9,
     author = {A. V. Mikhailovich},
     title = {Closed classes of the three-valued logic generated by systems containing symmetric functions},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {58--62},
     publisher = {mathdoc},
     number = {1},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2012_1_a9/}
}