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- A class of congruences in partial Abelian semigroups
Yu Zhijian Wu JunDe Lu Shijie
Czechoslovak Journal of Physics . Vol. 55, No. 11 (2005), s.1535-1539
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(1) - článok - Ideal topology on effect algebras
Ma Zhi-Hao Lu Shijie
International Journal of Theoretical Physics . Vol. 43, Iss. 11 (2004), s.2319-2323
článok z periodika
(3) - článok