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@article{AL_1982_21_2_a8, author = {V. V. Rybakov}, title = {Bases of quasi-identities of finite modal algebras}, journal = {Algebra i logika}, pages = {219--227}, publisher = {mathdoc}, volume = {21}, number = {2}, year = {1982}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1982_21_2_a8/} }
V. V. Rybakov. Bases of quasi-identities of finite modal algebras. Algebra i logika, Tome 21 (1982) no. 2, pp. 219-227. http://geodesic.mathdoc.fr/item/AL_1982_21_2_a8/