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@article{DM_1992_4_4_a8, author = {Nguyen Van Hoa}, title = {On the structure of self-dual closed classes of the three-valued logic~$P_3$}, journal = {Diskretnaya Matematika}, pages = {82--95}, publisher = {mathdoc}, volume = {4}, number = {4}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DM_1992_4_4_a8/} }
Nguyen Van Hoa. On the structure of self-dual closed classes of the three-valued logic~$P_3$. Diskretnaya Matematika, Tome 4 (1992) no. 4, pp. 82-95. http://geodesic.mathdoc.fr/item/DM_1992_4_4_a8/