@article{DAN_1966_170_4_a3,
     author = {D. L. Berman},
     title = {Certain identities in the general theory of orthogonal polynomials and their applications},
     journal = {Doklady Akademii Nauk},
     pages = {763--766},
     year = {1966},
     volume = {170},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_170_4_a3/}
}