@article{IVM_2013_9_a1,
     author = {L. K. Dodunova and O. V. Tyutyulina},
     title = {Approximation of functions by universal sums of series with respect to subsystems of {Hermite} polynomials},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {16--20},
     publisher = {mathdoc},
     number = {9},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2013_9_a1/}
}