@article{MZM_2006_80_3_a0,
     author = {Yu. M. Alexencev},
     title = {Index of {Lattices} and {Hilbert} {Polynomials}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {323--327},
     year = {2006},
     volume = {80},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2006_80_3_a0/}
}