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@article{AL_1998_37_4_a3, author = {A. G. Pinus}, title = {Calculus of conditional identities, and conditionally rational}, journal = {Algebra i logika}, pages = {432--459}, publisher = {mathdoc}, volume = {37}, number = {4}, year = {1998}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1998_37_4_a3/} }
A. G. Pinus. Calculus of conditional identities, and conditionally rational. Algebra i logika, Tome 37 (1998) no. 4, pp. 432-459. http://geodesic.mathdoc.fr/item/AL_1998_37_4_a3/