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@article{AL_1989_28_6_a1, author = {A. S. Denisov}, title = {Homogeneous $O'$-elements in structural pre-orders}, journal = {Algebra i logika}, pages = {619--639}, publisher = {mathdoc}, volume = {28}, number = {6}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1989_28_6_a1/} }
A. S. Denisov. Homogeneous $O'$-elements in structural pre-orders. Algebra i logika, Tome 28 (1989) no. 6, pp. 619-639. http://geodesic.mathdoc.fr/item/AL_1989_28_6_a1/