@article{SM_1987_56_1_a14,
     author = {V. N. Temlyakov},
     title = {Approximate recovery of periodic functions of several variables},
     journal = {Sbornik. Mathematics},
     pages = {249--261},
     publisher = {mathdoc},
     volume = {56},
     number = {1},
     year = {1987},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1987_56_1_a14/}
}