@article{DAN_1978_239_5_a7,
     author = {R. E. Krichevskii},
     title = {Digital enumeration of binary dictionaries},
     journal = {Doklady Akademii Nauk},
     pages = {1044--1047},
     publisher = {mathdoc},
     volume = {239},
     number = {5},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_239_5_a7/}
}