@article{IVM_1975_8_a13,
     author = {D. L. Berman},
     title = {A~study of the convergence of all possible versions of extending the {Hermite--Fej\'er} interpolation process},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {97--101},
     publisher = {mathdoc},
     number = {8},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1975_8_a13/}
}