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@article{IVM_2000_2_a6, author = {N. Kehayopulu and M. Tsingelis}, title = {A~remark on semilattice congruences in ordered semigroups}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {50--52}, publisher = {mathdoc}, number = {2}, year = {2000}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2000_2_a6/} }
N. Kehayopulu; M. Tsingelis. A~remark on semilattice congruences in ordered semigroups. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (2000), pp. 50-52. http://geodesic.mathdoc.fr/item/IVM_2000_2_a6/
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