@article{PDM_2010_3_a2,
     author = {N. G. Parvatov},
     title = {Point functions on semilatties},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {22--40},
     publisher = {mathdoc},
     number = {3},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2010_3_a2/}
}