@article{VMUMM_2009_1_a7,
     author = {A. V. Mikhailovich},
     title = {Classes generated by monotone symmetric functions in the three-valued logic},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {33--37},
     publisher = {mathdoc},
     number = {1},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2009_1_a7/}
}