@article{120294, author = {Ivan Chajda}, title = {Subdirectly irreducible algebras of quasiordered logics}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, volume = {32}, year = {1993}, pages = {21-26}, zbl = {0799.06026}, mrnumber = {1273165}, language = {en}, url = {http://dml.mathdoc.fr/item/120294} }
Chajda, Ivan. Subdirectly irreducible algebras of quasiordered logics. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 32 (1993) pp. 21-26. http://gdmltest.u-ga.fr/item/120294/
Subdirect unions in universal algebras, Bull. Amer. Math. Soc. 50 (1944), 764-768. (1944) | MR 0010542
Lattices in quasiordered sets, Acta UPO, Fac. Rer. Nat., Math. XXXI, Vol. 105, 31(1992), 6-12. (1992) | MR 1212600 | Zbl 0773.06002
An algebra of quasiordered logic, Math. Bohemica, to appear. | MR 1293245 | Zbl 0816.06007