@article{ZVMMF_1987_27_12_a11,
     author = {A. Yu. Kogan},
     title = {On lower bounds for the complexity of disjunctive normal forms of {Boolean} functions with a small number of zeros},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1868--1877},
     publisher = {mathdoc},
     volume = {27},
     number = {12},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1987_27_12_a11/}
}