@article{FAA_2001_35_2_a5,
     author = {D. I. Piontkovskii},
     title = {On the {Hilbert} {Series} of {Koszul} {Algebras}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {64--69},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_2001_35_2_a5/}
}