@article{DM_2000_12_1_a11,
     author = {E. V. Orlova},
     title = {On the complexity of the realization of finite languages by formulas},
     journal = {Diskretnaya Matematika},
     pages = {145--157},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2000_12_1_a11/}
}