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@article{MASLO_1982__32_1_a11, author = {Chajda, Ivan}, title = {Direct decomposability of congruences in congruence-permutable varieties}, journal = {Mathematica slovaca}, pages = {93--96}, publisher = {mathdoc}, volume = {32}, number = {1}, year = {1982}, mrnumber = {648227}, zbl = {0482.08008}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1982__32_1_a11/} }
Chajda, Ivan. Direct decomposability of congruences in congruence-permutable varieties. Mathematica slovaca, Tome 32 (1982) no. 1, pp. 93-96. http://geodesic.mathdoc.fr/item/MASLO_1982__32_1_a11/