@article{DAN_1989_307_6_a1,
     author = {A. Yu. Bezhaev},
     title = {Approximation of linear functionals, and multidimensional spline},
     journal = {Doklady Akademii Nauk},
     pages = {1293--1296},
     publisher = {mathdoc},
     volume = {307},
     number = {6},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1989_307_6_a1/}
}