@article{MM_2005_17_4_a9,
     author = {A. F. Nikiforov and M. V. Skachkov},
     title = {Orthogonal {Hahn} polynomials in regression models},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {125--128},
     publisher = {mathdoc},
     volume = {17},
     number = {4},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_2005_17_4_a9/}
}