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@article{AL_1990_29_2_a6, author = {A. G. Pinus}, title = {Intervals and chains in epimorphism skeletons of}, journal = {Algebra i logika}, pages = {207--219}, publisher = {mathdoc}, volume = {29}, number = {2}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1990_29_2_a6/} }
A. G. Pinus. Intervals and chains in epimorphism skeletons of. Algebra i logika, Tome 29 (1990) no. 2, pp. 207-219. http://geodesic.mathdoc.fr/item/AL_1990_29_2_a6/