@article{DM_1991_3_1_a7,
     author = {A. N. Nurlybaev},
     title = {On the simplification of {Boolean} functions with a~set of zeros of a~special type},
     journal = {Diskretnaya Matematika},
     pages = {88--97},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1991_3_1_a7/}
}