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@article{PDM_2009_4_a1, author = {N. G. Parvatov}, title = {About invariants for some classes of quasimonotonic functions on a~semilattice}, journal = {Prikladna\^a diskretna\^a matematika}, pages = {21--27}, publisher = {mathdoc}, number = {4}, year = {2009}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/PDM_2009_4_a1/} }
N. G. Parvatov. About invariants for some classes of quasimonotonic functions on a~semilattice. Prikladnaâ diskretnaâ matematika, no. 4 (2009), pp. 21-27. http://geodesic.mathdoc.fr/item/PDM_2009_4_a1/