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@article{DA_2010_17_4_a1, author = {S. S. Marchenkov}, title = {The closure operator in many-valued logic based on functional equations}, journal = {Diskretnyj analiz i issledovanie operacij}, pages = {18--31}, publisher = {mathdoc}, volume = {17}, number = {4}, year = {2010}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DA_2010_17_4_a1/} }
S. S. Marchenkov. The closure operator in many-valued logic based on functional equations. Diskretnyj analiz i issledovanie operacij, Tome 17 (2010) no. 4, pp. 18-31. http://geodesic.mathdoc.fr/item/DA_2010_17_4_a1/