@article{DAN_1974_214_6_a2,
     author = {Yu. S. Zav'yalov},
     title = {$L$-spline functions of several variables},
     journal = {Doklady Akademii Nauk},
     pages = {1247--1249},
     publisher = {mathdoc},
     volume = {214},
     number = {6},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_214_6_a2/}
}