@article{VMUMM_2014_3_a2,
     author = {S. A. Lozhkin and V. A. Konovodov},
     title = {Complexity of realization of {Boolean} functions from some classes related to finite grammars by formulas of alternation depth~$3$},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {14--19},
     publisher = {mathdoc},
     number = {3},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2014_3_a2/}
}