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@article{AL_1973_12_4_a3, author = {L. L. Maksimova}, title = {Sturctures with implication}, journal = {Algebra i logika}, pages = {445--467}, publisher = {mathdoc}, volume = {12}, number = {4}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1973_12_4_a3/} }
L. L. Maksimova. Sturctures with implication. Algebra i logika, Tome 12 (1973) no. 4, pp. 445-467. http://geodesic.mathdoc.fr/item/AL_1973_12_4_a3/