@article{DM_2007_19_4_a6,
     author = {A. A. Balagura and O. V. Kuz'min},
     title = {Generalised {Pascal} pyramids and their reciprocals},
     journal = {Diskretnaya Matematika},
     pages = {108--116},
     publisher = {mathdoc},
     volume = {19},
     number = {4},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2007_19_4_a6/}
}