@article{DM_2018_30_2_a8,
     author = {I. S. Sergeev},
     title = {On the complexity of bounded-depth circuits and formulas over the basis of fan-in gates},
     journal = {Diskretnaya Matematika},
     pages = {120--137},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {2018},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2018_30_2_a8/}
}