@article{DAN_1964_159_5_a10,
     author = {V. B. Ozhegov},
     title = {Some extremal properties of generalized {Appell} polynomials},
     journal = {Doklady Akademii Nauk},
     pages = {985--987},
     publisher = {mathdoc},
     volume = {159},
     number = {5},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_159_5_a10/}
}