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@article{DAN_1966_168_5_a13, author = {G. A. Shestopal}, title = {Simple bases in closed classes of functions of the algebra of logic}, journal = {Doklady Akademii Nauk}, pages = {1023--1026}, publisher = {mathdoc}, volume = {168}, number = {5}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1966_168_5_a13/} }
G. A. Shestopal. Simple bases in closed classes of functions of the algebra of logic. Doklady Akademii Nauk, Tome 168 (1966) no. 5, pp. 1023-1026. http://geodesic.mathdoc.fr/item/DAN_1966_168_5_a13/